Home / 7,223,165.91-9,967,966.48-3,959,910.61

Finding the Fourth Proportional to 7,223,165.91, 9,967,966.48 and 3,959,910.61

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Solution

The fourth proportional to 7,223,165.91, 9,967,966.48 and 3,959,910.61 is: 5,464,675.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,165.91 : 9,967,966.48 = 3,959,910.61 : x
  2. Step 2: Convert to fraction form
    7,223,165.91/9,967,966.48 = 3,959,910.61/x
  3. Step 3: Cross multiply
    7,223,165.91x = 9,967,966.48 × 3,959,910.61
  4. Step 4: Simplify right side
    7,223,165.91x = 39,472,256,204,306.32
  5. Step 5: Solve for x
    x = 39,472,256,204,306.32/7,223,165.91
  6. Step 6: Final answer
    x = 5,464,675.28

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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.