Home / 7,174,427.28-10,766,758.56-3,982,107.12

Finding the Fourth Proportional to 7,174,427.28, 10,766,758.56 and 3,982,107.12

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Solution

The fourth proportional to 7,174,427.28, 10,766,758.56 and 3,982,107.12 is: 5,976,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174,427.28 : 10,766,758.56 = 3,982,107.12 : x
  2. Step 2: Convert to fraction form
    7,174,427.28/10,766,758.56 = 3,982,107.12/x
  3. Step 3: Cross multiply
    7,174,427.28x = 10,766,758.56 × 3,982,107.12
  4. Step 4: Simplify right side
    7,174,427.28x = 42,874,385,921,096.95
  5. Step 5: Solve for x
    x = 42,874,385,921,096.95/7,174,427.28
  6. Step 6: Final answer
    x = 5,976,001.18

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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.