Finding the Fourth Proportional to 48,385,687.24, 72,553,331.10 and 22,819,832.20
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Solution
The fourth proportional to 48,385,687.24, 72,553,331.10 and 22,819,832.20 is: 34,217,863.50
Step by Step Solution
- Step 1: Write the proportion equation
48,385,687.24 : 72,553,331.10 = 22,819,832.20 : x - Step 2: Convert to fraction form
48,385,687.24/72,553,331.10 = 22,819,832.20/x - Step 3: Cross multiply
48,385,687.24x = 72,553,331.10 × 22,819,832.20 - Step 4: Simplify right side
48,385,687.24x = 1,655,654,841,253,041.25 - Step 5: Solve for x
x = 1,655,654,841,253,041.25/48,385,687.24 - Step 6: Final answer
x = 34,217,863.50
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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.