Home / 16,821,034.20-25,231,551.30-9,168,283.80

Finding the Fourth Proportional to 16,821,034.20, 25,231,551.30 and 9,168,283.80

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Solution

The fourth proportional to 16,821,034.20, 25,231,551.30 and 9,168,283.80 is: 13,752,425.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,034.20 : 25,231,551.30 = 9,168,283.80 : x
  2. Step 2: Convert to fraction form
    16,821,034.20/25,231,551.30 = 9,168,283.80/x
  3. Step 3: Cross multiply
    16,821,034.20x = 25,231,551.30 × 9,168,283.80
  4. Step 4: Simplify right side
    16,821,034.20x = 231,330,023,032,658.97
  5. Step 5: Solve for x
    x = 231,330,023,032,658.97/16,821,034.20
  6. Step 6: Final answer
    x = 13,752,425.70

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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.