Home / 7,999,321.92-11,039,057.12-4,515,394.04

Finding the Fourth Proportional to 7,999,321.92, 11,039,057.12 and 4,515,394.04

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Solution

The fourth proportional to 7,999,321.92, 11,039,057.12 and 4,515,394.04 is: 6,231,239.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999,321.92 : 11,039,057.12 = 4,515,394.04 : x
  2. Step 2: Convert to fraction form
    7,999,321.92/11,039,057.12 = 4,515,394.04/x
  3. Step 3: Cross multiply
    7,999,321.92x = 11,039,057.12 × 4,515,394.04
  4. Step 4: Simplify right side
    7,999,321.92x = 49,845,692,726,867.56
  5. Step 5: Solve for x
    x = 49,845,692,726,867.56/7,999,321.92
  6. Step 6: Final answer
    x = 6,231,239.75

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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.