Home / 17,127,029.20-25,691,710.20-5,454,475.60

Finding the Fourth Proportional to 17,127,029.20, 25,691,710.20 and 5,454,475.60

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Solution

The fourth proportional to 17,127,029.20, 25,691,710.20 and 5,454,475.60 is: 8,182,084.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,127,029.20 : 25,691,710.20 = 5,454,475.60 : x
  2. Step 2: Convert to fraction form
    17,127,029.20/25,691,710.20 = 5,454,475.60/x
  3. Step 3: Cross multiply
    17,127,029.20x = 25,691,710.20 × 5,454,475.60
  4. Step 4: Simplify right side
    17,127,029.20x = 140,134,806,408,171.11
  5. Step 5: Solve for x
    x = 140,134,806,408,171.11/17,127,029.20
  6. Step 6: Final answer
    x = 8,182,084.87

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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.