Home / 10,156,765.75-15,234,972.15-4,091,342.41

Finding the Fourth Proportional to 10,156,765.75, 15,234,972.15 and 4,091,342.41

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Solution

The fourth proportional to 10,156,765.75, 15,234,972.15 and 4,091,342.41 is: 6,136,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156,765.75 : 15,234,972.15 = 4,091,342.41 : x
  2. Step 2: Convert to fraction form
    10,156,765.75/15,234,972.15 = 4,091,342.41/x
  3. Step 3: Cross multiply
    10,156,765.75x = 15,234,972.15 × 4,091,342.41
  4. Step 4: Simplify right side
    10,156,765.75x = 62,331,487,672,463.88
  5. Step 5: Solve for x
    x = 62,331,487,672,463.88/10,156,765.75
  6. Step 6: Final answer
    x = 6,136,942.53

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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.