Home / 11,179,712.20-15,428,028.36-6,284,974.54

Finding the Fourth Proportional to 11,179,712.20, 15,428,028.36 and 6,284,974.54

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Solution

The fourth proportional to 11,179,712.20, 15,428,028.36 and 6,284,974.54 is: 8,673,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179,712.20 : 15,428,028.36 = 6,284,974.54 : x
  2. Step 2: Convert to fraction form
    11,179,712.20/15,428,028.36 = 6,284,974.54/x
  3. Step 3: Cross multiply
    11,179,712.20x = 15,428,028.36 × 6,284,974.54
  4. Step 4: Simplify right side
    11,179,712.20x = 96,964,765,444,997.95
  5. Step 5: Solve for x
    x = 96,964,765,444,997.95/11,179,712.20
  6. Step 6: Final answer
    x = 8,673,279.21

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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.