Home / 5,127,575.40-7,691,363.10-3,214,387.80

Finding the Fourth Proportional to 5,127,575.40, 7,691,363.10 and 3,214,387.80

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Solution

The fourth proportional to 5,127,575.40, 7,691,363.10 and 3,214,387.80 is: 4,821,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,575.40 : 7,691,363.10 = 3,214,387.80 : x
  2. Step 2: Convert to fraction form
    5,127,575.40/7,691,363.10 = 3,214,387.80/x
  3. Step 3: Cross multiply
    5,127,575.40x = 7,691,363.10 × 3,214,387.80
  4. Step 4: Simplify right side
    5,127,575.40x = 24,723,023,714,010.18
  5. Step 5: Solve for x
    x = 24,723,023,714,010.18/5,127,575.40
  6. Step 6: Final answer
    x = 4,821,581.70

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Double scale
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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.