Finding the Fourth Proportional to 40,959,898.62, 56,524,487.67 and 22,625,184.12
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Solution
The fourth proportional to 40,959,898.62, 56,524,487.67 and 22,625,184.12 is: 31,222,658.84
Step by Step Solution
- Step 1: Write the proportion equation
40,959,898.62 : 56,524,487.67 = 22,625,184.12 : x - Step 2: Convert to fraction form
40,959,898.62/56,524,487.67 = 22,625,184.12/x - Step 3: Cross multiply
40,959,898.62x = 56,524,487.67 × 22,625,184.12 - Step 4: Simplify right side
40,959,898.62x = 1,278,876,940,822,420 - Step 5: Solve for x
x = 1,278,876,940,822,420/40,959,898.62 - Step 6: Final answer
x = 31,222,658.84
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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.