Finding the Fourth Proportional to 29,514,943.87, 40,730,678.46 and 16,463,048.14
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Solution
The fourth proportional to 29,514,943.87, 40,730,678.46 and 16,463,048.14 is: 22,719,037.62
Step by Step Solution
- Step 1: Write the proportion equation
29,514,943.87 : 40,730,678.46 = 16,463,048.14 : x - Step 2: Convert to fraction form
29,514,943.87/40,730,678.46 = 16,463,048.14/x - Step 3: Cross multiply
29,514,943.87x = 40,730,678.46 × 16,463,048.14 - Step 4: Simplify right side
29,514,943.87x = 670,551,120,261,841.12 - Step 5: Solve for x
x = 670,551,120,261,841.12/29,514,943.87 - Step 6: Final answer
x = 22,719,037.62
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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.