Home / 40,911,517.76-61,365,781.83-12,156,906.02

Finding the Fourth Proportional to 40,911,517.76, 61,365,781.83 and 12,156,906.02

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Solution

The fourth proportional to 40,911,517.76, 61,365,781.83 and 12,156,906.02 is: 18,234,914.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911,517.76 : 61,365,781.83 = 12,156,906.02 : x
  2. Step 2: Convert to fraction form
    40,911,517.76/61,365,781.83 = 12,156,906.02/x
  3. Step 3: Cross multiply
    40,911,517.76x = 61,365,781.83 × 12,156,906.02
  4. Step 4: Simplify right side
    40,911,517.76x = 746,018,042,551,133.62
  5. Step 5: Solve for x
    x = 746,018,042,551,133.62/40,911,517.76
  6. Step 6: Final answer
    x = 18,234,914.85

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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.