Home / 15,694,461.20-23,542,469.40-8,136,189.20

Finding the Fourth Proportional to 15,694,461.20, 23,542,469.40 and 8,136,189.20

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Solution

The fourth proportional to 15,694,461.20, 23,542,469.40 and 8,136,189.20 is: 12,204,686.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,694,461.20 : 23,542,469.40 = 8,136,189.20 : x
  2. Step 2: Convert to fraction form
    15,694,461.20/23,542,469.40 = 8,136,189.20/x
  3. Step 3: Cross multiply
    15,694,461.20x = 23,542,469.40 × 8,136,189.20
  4. Step 4: Simplify right side
    15,694,461.20x = 191,545,985,273,610.47
  5. Step 5: Solve for x
    x = 191,545,985,273,610.47/15,694,461.20
  6. Step 6: Final answer
    x = 12,204,686.92

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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.