Home / 11,519,884.78-17,279,708.82-6,659,098.39

Finding the Fourth Proportional to 11,519,884.78, 17,279,708.82 and 6,659,098.39

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Solution

The fourth proportional to 11,519,884.78, 17,279,708.82 and 6,659,098.39 is: 9,988,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519,884.78 : 17,279,708.82 = 6,659,098.39 : x
  2. Step 2: Convert to fraction form
    11,519,884.78/17,279,708.82 = 6,659,098.39/x
  3. Step 3: Cross multiply
    11,519,884.78x = 17,279,708.82 × 6,659,098.39
  4. Step 4: Simplify right side
    11,519,884.78x = 115,067,281,116,028.55
  5. Step 5: Solve for x
    x = 115,067,281,116,028.55/11,519,884.78
  6. Step 6: Final answer
    x = 9,988,579.17

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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.