Finding the Fourth Proportional to 52,857,585.98, 72,943,966.14 and 29,653,211.12
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Solution
The fourth proportional to 52,857,585.98, 72,943,966.14 and 29,653,211.12 is: 40,921,710.43
Step by Step Solution
- Step 1: Write the proportion equation
52,857,585.98 : 72,943,966.14 = 29,653,211.12 : x - Step 2: Convert to fraction form
52,857,585.98/72,943,966.14 = 29,653,211.12/x - Step 3: Cross multiply
52,857,585.98x = 72,943,966.14 × 29,653,211.12 - Step 4: Simplify right side
52,857,585.98x = 2,163,022,827,514,831.50 - Step 5: Solve for x
x = 2,163,022,827,514,831.50/52,857,585.98 - Step 6: Final answer
x = 40,921,710.43
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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.