Home / 29,160,129.85-43,740,194.78-21,601,857.85

Finding the Fourth Proportional to 29,160,129.85, 43,740,194.78 and 21,601,857.85

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Solution

The fourth proportional to 29,160,129.85, 43,740,194.78 and 21,601,857.85 is: 32,402,786.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160,129.85 : 43,740,194.78 = 21,601,857.85 : x
  2. Step 2: Convert to fraction form
    29,160,129.85/43,740,194.78 = 21,601,857.85/x
  3. Step 3: Cross multiply
    29,160,129.85x = 43,740,194.78 × 21,601,857.85
  4. Step 4: Simplify right side
    29,160,129.85x = 944,869,469,860,862.75
  5. Step 5: Solve for x
    x = 944,869,469,860,862.75/29,160,129.85
  6. Step 6: Final answer
    x = 32,402,786.78

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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.