Home / 8,154,139.20-12,220,711.20-6,251,449.20

Finding the Fourth Proportional to 8,154,139.20, 12,220,711.20 and 6,251,449.20

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Solution

The fourth proportional to 8,154,139.20, 12,220,711.20 and 6,251,449.20 is: 9,369,125.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154,139.20 : 12,220,711.20 = 6,251,449.20 : x
  2. Step 2: Convert to fraction form
    8,154,139.20/12,220,711.20 = 6,251,449.20/x
  3. Step 3: Cross multiply
    8,154,139.20x = 12,220,711.20 × 6,251,449.20
  4. Step 4: Simplify right side
    8,154,139.20x = 76,397,155,254,671.03
  5. Step 5: Solve for x
    x = 76,397,155,254,671.03/8,154,139.20
  6. Step 6: Final answer
    x = 9,369,125.71

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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.