Home / 8,687,174.76-13,023,018.90-3,299,608.62

Finding the Fourth Proportional to 8,687,174.76, 13,023,018.90 and 3,299,608.62

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Solution

The fourth proportional to 8,687,174.76, 13,023,018.90 and 3,299,608.62 is: 4,946,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,174.76 : 13,023,018.90 = 3,299,608.62 : x
  2. Step 2: Convert to fraction form
    8,687,174.76/13,023,018.90 = 3,299,608.62/x
  3. Step 3: Cross multiply
    8,687,174.76x = 13,023,018.90 × 3,299,608.62
  4. Step 4: Simplify right side
    8,687,174.76x = 42,970,865,420,862.92
  5. Step 5: Solve for x
    x = 42,970,865,420,862.92/8,687,174.76
  6. Step 6: Final answer
    x = 4,946,471.85

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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.