P t P 0 e rt. So in order to calculate the rate of growth of the population we will use the above population growth formula In Excel to calculate the Exponential power we will further use the Exponential Function in Excel so the exponential formula will be B2EXP F1F2 Applying the same exponential formula in reference to other cities we have. Calculating percentage increase is as simple as dividing the size of the increase by the original amount.
Isolate the growth rate variable.
A initial amount. How to Calculate Investment Growth. Xt x 0 1 r t. To do this divide both sides by the past figure take the exponent to 1n then subtract 1.