Home / 25,207,337.20-37,811,005.80-12,452,753.20

Finding the Fourth Proportional to 25,207,337.20, 37,811,005.80 and 12,452,753.20

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Solution

The fourth proportional to 25,207,337.20, 37,811,005.80 and 12,452,753.20 is: 18,679,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207,337.20 : 37,811,005.80 = 12,452,753.20 : x
  2. Step 2: Convert to fraction form
    25,207,337.20/37,811,005.80 = 12,452,753.20/x
  3. Step 3: Cross multiply
    25,207,337.20x = 37,811,005.80 × 12,452,753.20
  4. Step 4: Simplify right side
    25,207,337.20x = 470,851,123,471,168.50
  5. Step 5: Solve for x
    x = 470,851,123,471,168.50/25,207,337.20
  6. Step 6: Final answer
    x = 18,679,129.80

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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.