Home / 15,383,641.43-21,235,961.90-9,585,287.97

Finding the Fourth Proportional to 15,383,641.43, 21,235,961.90 and 9,585,287.97

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Solution

The fourth proportional to 15,383,641.43, 21,235,961.90 and 9,585,287.97 is: 13,231,770.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383,641.43 : 21,235,961.90 = 9,585,287.97 : x
  2. Step 2: Convert to fraction form
    15,383,641.43/21,235,961.90 = 9,585,287.97/x
  3. Step 3: Cross multiply
    15,383,641.43x = 21,235,961.90 × 9,585,287.97
  4. Step 4: Simplify right side
    15,383,641.43x = 203,552,810,083,521.91
  5. Step 5: Solve for x
    x = 203,552,810,083,521.91/15,383,641.43
  6. Step 6: Final answer
    x = 13,231,770.32

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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.