Finding the Fourth Proportional to 52,585,722.91, 72,572,052.81 and 29,063,753.62
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Solution
The fourth proportional to 52,585,722.91, 72,572,052.81 and 29,063,753.62 is: 40,110,055.46
Step by Step Solution
- Step 1: Write the proportion equation
52,585,722.91 : 72,572,052.81 = 29,063,753.62 : x - Step 2: Convert to fraction form
52,585,722.91/72,572,052.81 = 29,063,753.62/x - Step 3: Cross multiply
52,585,722.91x = 72,572,052.81 × 29,063,753.62 - Step 4: Simplify right side
52,585,722.91x = 2,109,216,262,567,468.75 - Step 5: Solve for x
x = 2,109,216,262,567,468.75/52,585,722.91 - Step 6: Final answer
x = 40,110,055.46
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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.