Home / 6,279,969.40-9,419,954.10-5,906,721.40

Finding the Fourth Proportional to 6,279,969.40, 9,419,954.10 and 5,906,721.40

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Solution

The fourth proportional to 6,279,969.40, 9,419,954.10 and 5,906,721.40 is: 8,860,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279,969.40 : 9,419,954.10 = 5,906,721.40 : x
  2. Step 2: Convert to fraction form
    6,279,969.40/9,419,954.10 = 5,906,721.40/x
  3. Step 3: Cross multiply
    6,279,969.40x = 9,419,954.10 × 5,906,721.40
  4. Step 4: Simplify right side
    6,279,969.40x = 55,641,044,469,487.74
  5. Step 5: Solve for x
    x = 55,641,044,469,487.74/6,279,969.40
  6. Step 6: Final answer
    x = 8,860,082.10

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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.