Home / 10,874,236.38-15,006,042.79-5,979,167.22

Finding the Fourth Proportional to 10,874,236.38, 15,006,042.79 and 5,979,167.22

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Solution

The fourth proportional to 10,874,236.38, 15,006,042.79 and 5,979,167.22 is: 8,251,028.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874,236.38 : 15,006,042.79 = 5,979,167.22 : x
  2. Step 2: Convert to fraction form
    10,874,236.38/15,006,042.79 = 5,979,167.22/x
  3. Step 3: Cross multiply
    10,874,236.38x = 15,006,042.79 × 5,979,167.22
  4. Step 4: Simplify right side
    10,874,236.38x = 89,723,639,151,885.33
  5. Step 5: Solve for x
    x = 89,723,639,151,885.33/10,874,236.38
  6. Step 6: Final answer
    x = 8,251,028.95

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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.