Finding the Fourth Proportional to 56,635,417.90, 84,952,884.39 and 15,694,740.10
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Solution
The fourth proportional to 56,635,417.90, 84,952,884.39 and 15,694,740.10 is: 23,542,042.96
Step by Step Solution
- Step 1: Write the proportion equation
56,635,417.90 : 84,952,884.39 = 15,694,740.10 : x - Step 2: Convert to fraction form
56,635,417.90/84,952,884.39 = 15,694,740.10/x - Step 3: Cross multiply
56,635,417.90x = 84,952,884.39 × 15,694,740.10 - Step 4: Simplify right side
56,635,417.90x = 1,333,313,441,246,397 - Step 5: Solve for x
x = 1,333,313,441,246,397/56,635,417.90 - Step 6: Final answer
x = 23,542,042.96
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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.