Home / 80,481,644.28-111,035,865.42-54,026,517.24

Finding the Fourth Proportional to 80,481,644.28, 111,035,865.42 and 54,026,517.24

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Solution

The fourth proportional to 80,481,644.28, 111,035,865.42 and 54,026,517.24 is: 74,537,258.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,481,644.28 : 111,035,865.42 = 54,026,517.24 : x
  2. Step 2: Convert to fraction form
    80,481,644.28/111,035,865.42 = 54,026,517.24/x
  3. Step 3: Cross multiply
    80,481,644.28x = 111,035,865.42 × 54,026,517.24
  4. Step 4: Simplify right side
    80,481,644.28x = 5,998,881,097,371,950
  5. Step 5: Solve for x
    x = 5,998,881,097,371,950/80,481,644.28
  6. Step 6: Final answer
    x = 74,537,258.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.