Home / 6,416,935.60-9,625,049.12-2,156,663.92

Finding the Fourth Proportional to 6,416,935.60, 9,625,049.12 and 2,156,663.92

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Solution

The fourth proportional to 6,416,935.60, 9,625,049.12 and 2,156,663.92 is: 3,234,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416,935.60 : 9,625,049.12 = 2,156,663.92 : x
  2. Step 2: Convert to fraction form
    6,416,935.60/9,625,049.12 = 2,156,663.92/x
  3. Step 3: Cross multiply
    6,416,935.60x = 9,625,049.12 × 2,156,663.92
  4. Step 4: Simplify right side
    6,416,935.60x = 20,757,996,165,331.75
  5. Step 5: Solve for x
    x = 20,757,996,165,331.75/6,416,935.60
  6. Step 6: Final answer
    x = 3,234,876.81

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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.