Home / 12,206,288.76-16,844,892.12-6,700,178.76

Finding the Fourth Proportional to 12,206,288.76, 16,844,892.12 and 6,700,178.76

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Solution

The fourth proportional to 12,206,288.76, 16,844,892.12 and 6,700,178.76 is: 9,246,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,206,288.76 : 16,844,892.12 = 6,700,178.76 : x
  2. Step 2: Convert to fraction form
    12,206,288.76/16,844,892.12 = 6,700,178.76/x
  3. Step 3: Cross multiply
    12,206,288.76x = 16,844,892.12 × 6,700,178.76
  4. Step 4: Simplify right side
    12,206,288.76x = 112,863,788,396,915.38
  5. Step 5: Solve for x
    x = 112,863,788,396,915.38/12,206,288.76
  6. Step 6: Final answer
    x = 9,246,363.95

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.