Home / 6,538,711.72-9,023,280.78-3,785,515.24

Finding the Fourth Proportional to 6,538,711.72, 9,023,280.78 and 3,785,515.24

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Solution

The fourth proportional to 6,538,711.72, 9,023,280.78 and 3,785,515.24 is: 5,223,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,711.72 : 9,023,280.78 = 3,785,515.24 : x
  2. Step 2: Convert to fraction form
    6,538,711.72/9,023,280.78 = 3,785,515.24/x
  3. Step 3: Cross multiply
    6,538,711.72x = 9,023,280.78 × 3,785,515.24
  4. Step 4: Simplify right side
    6,538,711.72x = 34,157,766,907,489.09
  5. Step 5: Solve for x
    x = 34,157,766,907,489.09/6,538,711.72
  6. Step 6: Final answer
    x = 5,223,929.17

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Double scale
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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.