Home / 8,239,861.38-12,357,267.45-5,697,414.35

Finding the Fourth Proportional to 8,239,861.38, 12,357,267.45 and 5,697,414.35

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Solution

The fourth proportional to 8,239,861.38, 12,357,267.45 and 5,697,414.35 is: 8,544,375.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239,861.38 : 12,357,267.45 = 5,697,414.35 : x
  2. Step 2: Convert to fraction form
    8,239,861.38/12,357,267.45 = 5,697,414.35/x
  3. Step 3: Cross multiply
    8,239,861.38x = 12,357,267.45 × 5,697,414.35
  4. Step 4: Simplify right side
    8,239,861.38x = 70,404,472,834,631.56
  5. Step 5: Solve for x
    x = 70,404,472,834,631.56/8,239,861.38
  6. Step 6: Final answer
    x = 8,544,375.88

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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.