Home / 5,128,710.38-7,680,737.06-2,933,627.14

Finding the Fourth Proportional to 5,128,710.38, 7,680,737.06 and 2,933,627.14

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Solution

The fourth proportional to 5,128,710.38, 7,680,737.06 and 2,933,627.14 is: 4,393,388.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,128,710.38 : 7,680,737.06 = 2,933,627.14 : x
  2. Step 2: Convert to fraction form
    5,128,710.38/7,680,737.06 = 2,933,627.14/x
  3. Step 3: Cross multiply
    5,128,710.38x = 7,680,737.06 × 2,933,627.14
  4. Step 4: Simplify right side
    5,128,710.38x = 22,532,418,656,016.12
  5. Step 5: Solve for x
    x = 22,532,418,656,016.12/5,128,710.38
  6. Step 6: Final answer
    x = 4,393,388.79

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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.