Home / 11,940,610.66-17,910,817.55-3,420,955.33

Finding the Fourth Proportional to 11,940,610.66, 17,910,817.55 and 3,420,955.33

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Solution

The fourth proportional to 11,940,610.66, 17,910,817.55 and 3,420,955.33 is: 5,131,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940,610.66 : 17,910,817.55 = 3,420,955.33 : x
  2. Step 2: Convert to fraction form
    11,940,610.66/17,910,817.55 = 3,420,955.33/x
  3. Step 3: Cross multiply
    11,940,610.66x = 17,910,817.55 × 3,420,955.33
  4. Step 4: Simplify right side
    11,940,610.66x = 61,272,106,713,276.80
  5. Step 5: Solve for x
    x = 61,272,106,713,276.80/11,940,610.66
  6. Step 6: Final answer
    x = 5,131,404.79

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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.