Home / 9,138,007.28-13,692,591-3,372,805.76

Finding the Fourth Proportional to 9,138,007.28, 13,692,591 and 3,372,805.76

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Solution

The fourth proportional to 9,138,007.28, 13,692,591 and 3,372,805.76 is: 5,053,886.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,138,007.28 : 13,692,591 = 3,372,805.76 : x
  2. Step 2: Convert to fraction form
    9,138,007.28/13,692,591 = 3,372,805.76/x
  3. Step 3: Cross multiply
    9,138,007.28x = 13,692,591 × 3,372,805.76
  4. Step 4: Simplify right side
    9,138,007.28x = 46,182,449,794,124.16
  5. Step 5: Solve for x
    x = 46,182,449,794,124.16/9,138,007.28
  6. Step 6: Final answer
    x = 5,053,886.30

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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.