Home / 15,843,785.26-21,864,961.08-8,874,761.52

Finding the Fourth Proportional to 15,843,785.26, 21,864,961.08 and 8,874,761.52

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Solution

The fourth proportional to 15,843,785.26, 21,864,961.08 and 8,874,761.52 is: 12,247,471.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,843,785.26 : 21,864,961.08 = 8,874,761.52 : x
  2. Step 2: Convert to fraction form
    15,843,785.26/21,864,961.08 = 8,874,761.52/x
  3. Step 3: Cross multiply
    15,843,785.26x = 21,864,961.08 × 8,874,761.52
  4. Step 4: Simplify right side
    15,843,785.26x = 194,046,315,229,081.62
  5. Step 5: Solve for x
    x = 194,046,315,229,081.62/15,843,785.26
  6. Step 6: Final answer
    x = 12,247,471.93

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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.