Home / 13,363,229.64-18,441,256.90-7,251,658.12

Finding the Fourth Proportional to 13,363,229.64, 18,441,256.90 and 7,251,658.12

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Solution

The fourth proportional to 13,363,229.64, 18,441,256.90 and 7,251,658.12 is: 10,007,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,229.64 : 18,441,256.90 = 7,251,658.12 : x
  2. Step 2: Convert to fraction form
    13,363,229.64/18,441,256.90 = 7,251,658.12/x
  3. Step 3: Cross multiply
    13,363,229.64x = 18,441,256.90 × 7,251,658.12
  4. Step 4: Simplify right side
    13,363,229.64x = 133,729,690,341,891.02
  5. Step 5: Solve for x
    x = 133,729,690,341,891.02/13,363,229.64
  6. Step 6: Final answer
    x = 10,007,288.20

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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.