Home / 34,129,242.60-51,206,757.18-20,491,897.92

Finding the Fourth Proportional to 34,129,242.60, 51,206,757.18 and 20,491,897.92

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Solution

The fourth proportional to 34,129,242.60, 51,206,757.18 and 20,491,897.92 is: 30,745,588.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129,242.60 : 51,206,757.18 = 20,491,897.92 : x
  2. Step 2: Convert to fraction form
    34,129,242.60/51,206,757.18 = 20,491,897.92/x
  3. Step 3: Cross multiply
    34,129,242.60x = 51,206,757.18 × 20,491,897.92
  4. Step 4: Simplify right side
    34,129,242.60x = 1,049,323,640,946,787.12
  5. Step 5: Solve for x
    x = 1,049,323,640,946,787.12/34,129,242.60
  6. Step 6: Final answer
    x = 30,745,588.27

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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.