Home / 14,654,469.20-21,981,703.80-6,691,845.20

Finding the Fourth Proportional to 14,654,469.20, 21,981,703.80 and 6,691,845.20

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Solution

The fourth proportional to 14,654,469.20, 21,981,703.80 and 6,691,845.20 is: 10,037,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654,469.20 : 21,981,703.80 = 6,691,845.20 : x
  2. Step 2: Convert to fraction form
    14,654,469.20/21,981,703.80 = 6,691,845.20/x
  3. Step 3: Cross multiply
    14,654,469.20x = 21,981,703.80 × 6,691,845.20
  4. Step 4: Simplify right side
    14,654,469.20x = 147,098,159,061,851.78
  5. Step 5: Solve for x
    x = 147,098,159,061,851.78/14,654,469.20
  6. Step 6: Final answer
    x = 10,037,767.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.