Home / 12,597,245.38-17,387,034.07-8,243,809.42

Finding the Fourth Proportional to 12,597,245.38, 17,387,034.07 and 8,243,809.42

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Solution

The fourth proportional to 12,597,245.38, 17,387,034.07 and 8,243,809.42 is: 11,378,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597,245.38 : 17,387,034.07 = 8,243,809.42 : x
  2. Step 2: Convert to fraction form
    12,597,245.38/17,387,034.07 = 8,243,809.42/x
  3. Step 3: Cross multiply
    12,597,245.38x = 17,387,034.07 × 8,243,809.42
  4. Step 4: Simplify right side
    12,597,245.38x = 143,335,395,236,107.66
  5. Step 5: Solve for x
    x = 143,335,395,236,107.66/12,597,245.38
  6. Step 6: Final answer
    x = 11,378,312.56

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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.