Finding the Fourth Proportional to 39,247,657.92, 58,873,110.26 and 11,581,575.75
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Solution
The fourth proportional to 39,247,657.92, 58,873,110.26 and 11,581,575.75 is: 17,372,842.67
Step by Step Solution
- Step 1: Write the proportion equation
39,247,657.92 : 58,873,110.26 = 11,581,575.75 : x - Step 2: Convert to fraction form
39,247,657.92/58,873,110.26 = 11,581,575.75/x - Step 3: Cross multiply
39,247,657.92x = 58,873,110.26 × 11,581,575.75 - Step 4: Simplify right side
39,247,657.92x = 681,843,386,056,384.38 - Step 5: Solve for x
x = 681,843,386,056,384.38/39,247,657.92 - Step 6: Final answer
x = 17,372,842.67
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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.