Home / 5,440,339.20-8,160,508.80-3,275,500.80

Finding the Fourth Proportional to 5,440,339.20, 8,160,508.80 and 3,275,500.80

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Solution

The fourth proportional to 5,440,339.20, 8,160,508.80 and 3,275,500.80 is: 4,913,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,339.20 : 8,160,508.80 = 3,275,500.80 : x
  2. Step 2: Convert to fraction form
    5,440,339.20/8,160,508.80 = 3,275,500.80/x
  3. Step 3: Cross multiply
    5,440,339.20x = 8,160,508.80 × 3,275,500.80
  4. Step 4: Simplify right side
    5,440,339.20x = 26,729,753,102,807.04
  5. Step 5: Solve for x
    x = 26,729,753,102,807.04/5,440,339.20
  6. Step 6: Final answer
    x = 4,913,251.20

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Similar ratio
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1.5x scale

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.