Home / 8,167,562.20-12,251,343.30-6,892,103.80

Finding the Fourth Proportional to 8,167,562.20, 12,251,343.30 and 6,892,103.80

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Solution

The fourth proportional to 8,167,562.20, 12,251,343.30 and 6,892,103.80 is: 10,338,155.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167,562.20 : 12,251,343.30 = 6,892,103.80 : x
  2. Step 2: Convert to fraction form
    8,167,562.20/12,251,343.30 = 6,892,103.80/x
  3. Step 3: Cross multiply
    8,167,562.20x = 12,251,343.30 × 6,892,103.80
  4. Step 4: Simplify right side
    8,167,562.20x = 84,437,529,713,034.55
  5. Step 5: Solve for x
    x = 84,437,529,713,034.55/8,167,562.20
  6. Step 6: Final answer
    x = 10,338,155.70

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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.