Finding the Fourth Proportional to 22,906,572.96, 31,581,400.24 and 14,836,327.75
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Solution
The fourth proportional to 22,906,572.96, 31,581,400.24 and 14,836,327.75 is: 20,454,915.09
Step by Step Solution
- Step 1: Write the proportion equation
22,906,572.96 : 31,581,400.24 = 14,836,327.75 : x - Step 2: Convert to fraction form
22,906,572.96/31,581,400.24 = 14,836,327.75/x - Step 3: Cross multiply
22,906,572.96x = 31,581,400.24 × 14,836,327.75 - Step 4: Simplify right side
22,906,572.96x = 468,552,004,806,431.31 - Step 5: Solve for x
x = 468,552,004,806,431.31/22,906,572.96 - Step 6: Final answer
x = 20,454,915.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.