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Finding the Fourth Proportional to 10,361,714.70, 15,542,572.05 and 9,731,340.30

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Solution

The fourth proportional to 10,361,714.70, 15,542,572.05 and 9,731,340.30 is: 14,597,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,714.70 : 15,542,572.05 = 9,731,340.30 : x
  2. Step 2: Convert to fraction form
    10,361,714.70/15,542,572.05 = 9,731,340.30/x
  3. Step 3: Cross multiply
    10,361,714.70x = 15,542,572.05 × 9,731,340.30
  4. Step 4: Simplify right side
    10,361,714.70x = 151,250,057,755,818.62
  5. Step 5: Solve for x
    x = 151,250,057,755,818.62/10,361,714.70
  6. Step 6: Final answer
    x = 14,597,010.45

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Double scale
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Similar ratio
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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.