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    Aruba's population with a given growth rate

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    The population of Aruba in 2007 is 100,018 with a growth rate of 2.52%. Show what would the population be in 2012 with this growth rate.

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    Solution Preview

    Let us represent the population of Aruba in 2007 as P0, in 2008 as P1, in 2009 as P2, in 2010 as P3, in 2011 as P4 and in 2012 as P5.

    Let us represent the population growth rate as G.

    We can compute next year's expected population by adding the expected growth to existing population, i.e.

    Next year's ...

    Solution Summary

    Solution also derives the formula to compute population in future, with a given growth rate and initial population in a base year.