Home / 17,815,286.80-26,722,930.20-8,857,334.80

Finding the Fourth Proportional to 17,815,286.80, 26,722,930.20 and 8,857,334.80

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Solution

The fourth proportional to 17,815,286.80, 26,722,930.20 and 8,857,334.80 is: 13,286,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815,286.80 : 26,722,930.20 = 8,857,334.80 : x
  2. Step 2: Convert to fraction form
    17,815,286.80/26,722,930.20 = 8,857,334.80/x
  3. Step 3: Cross multiply
    17,815,286.80x = 26,722,930.20 × 8,857,334.80
  4. Step 4: Simplify right side
    17,815,286.80x = 236,693,939,618,430.97
  5. Step 5: Solve for x
    x = 236,693,939,618,430.97/17,815,286.80
  6. Step 6: Final answer
    x = 13,286,002.20

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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.