Home / 10,625,825.60-15,938,737.86-10,109,540.78

Finding the Fourth Proportional to 10,625,825.60, 15,938,737.86 and 10,109,540.78

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Solution

The fourth proportional to 10,625,825.60, 15,938,737.86 and 10,109,540.78 is: 15,164,310.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625,825.60 : 15,938,737.86 = 10,109,540.78 : x
  2. Step 2: Convert to fraction form
    10,625,825.60/15,938,737.86 = 10,109,540.78/x
  3. Step 3: Cross multiply
    10,625,825.60x = 15,938,737.86 × 10,109,540.78
  4. Step 4: Simplify right side
    10,625,825.60x = 161,133,320,377,399.91
  5. Step 5: Solve for x
    x = 161,133,320,377,399.91/10,625,825.60
  6. Step 6: Final answer
    x = 15,164,310.66

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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.