Home / 21,397,260.80-29,520,470.76-14,059,046.24

Finding the Fourth Proportional to 21,397,260.80, 29,520,470.76 and 14,059,046.24

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Solution

The fourth proportional to 21,397,260.80, 29,520,470.76 and 14,059,046.24 is: 19,396,392.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,397,260.80 : 29,520,470.76 = 14,059,046.24 : x
  2. Step 2: Convert to fraction form
    21,397,260.80/29,520,470.76 = 14,059,046.24/x
  3. Step 3: Cross multiply
    21,397,260.80x = 29,520,470.76 × 14,059,046.24
  4. Step 4: Simplify right side
    21,397,260.80x = 415,029,663,441,408
  5. Step 5: Solve for x
    x = 415,029,663,441,408/21,397,260.80
  6. Step 6: Final answer
    x = 19,396,392.24

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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.