Home / 53,519,545.10-80,272,469.57-17,124,890.78

Finding the Fourth Proportional to 53,519,545.10, 80,272,469.57 and 17,124,890.78

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Solution

The fourth proportional to 53,519,545.10, 80,272,469.57 and 17,124,890.78 is: 25,685,144.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,519,545.10 : 80,272,469.57 = 17,124,890.78 : x
  2. Step 2: Convert to fraction form
    53,519,545.10/80,272,469.57 = 17,124,890.78/x
  3. Step 3: Cross multiply
    53,519,545.10x = 80,272,469.57 × 17,124,890.78
  4. Step 4: Simplify right side
    53,519,545.10x = 1,374,657,273,540,136.50
  5. Step 5: Solve for x
    x = 1,374,657,273,540,136.50/53,519,545.10
  6. Step 6: Final answer
    x = 25,685,144.95

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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.