Home / 10,440,679.20-15,648,577.20-4,375,399.20

Finding the Fourth Proportional to 10,440,679.20, 15,648,577.20 and 4,375,399.20

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Solution

The fourth proportional to 10,440,679.20, 15,648,577.20 and 4,375,399.20 is: 6,557,884.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440,679.20 : 15,648,577.20 = 4,375,399.20 : x
  2. Step 2: Convert to fraction form
    10,440,679.20/15,648,577.20 = 4,375,399.20/x
  3. Step 3: Cross multiply
    10,440,679.20x = 15,648,577.20 × 4,375,399.20
  4. Step 4: Simplify right side
    10,440,679.20x = 68,468,772,162,018.24
  5. Step 5: Solve for x
    x = 68,468,772,162,018.24/10,440,679.20
  6. Step 6: Final answer
    x = 6,557,884.87

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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.