Finding the Fourth Proportional to 16,170,879.10, 24,256,318.65 and 13,301,097.70
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Solution
The fourth proportional to 16,170,879.10, 24,256,318.65 and 13,301,097.70 is: 19,951,646.55
Step by Step Solution
- Step 1: Write the proportion equation
16,170,879.10 : 24,256,318.65 = 13,301,097.70 : x - Step 2: Convert to fraction form
16,170,879.10/24,256,318.65 = 13,301,097.70/x - Step 3: Cross multiply
16,170,879.10x = 24,256,318.65 × 13,301,097.70 - Step 4: Simplify right side
16,170,879.10x = 322,635,664,205,982.06 - Step 5: Solve for x
x = 322,635,664,205,982.06/16,170,879.10 - Step 6: Final answer
x = 19,951,646.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.