Home / 8,253,472.51-12,380,777.66-3,456,331.75

Finding the Fourth Proportional to 8,253,472.51, 12,380,777.66 and 3,456,331.75

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Solution

The fourth proportional to 8,253,472.51, 12,380,777.66 and 3,456,331.75 is: 5,184,735.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253,472.51 : 12,380,777.66 = 3,456,331.75 : x
  2. Step 2: Convert to fraction form
    8,253,472.51/12,380,777.66 = 3,456,331.75/x
  3. Step 3: Cross multiply
    8,253,472.51x = 12,380,777.66 × 3,456,331.75
  4. Step 4: Simplify right side
    8,253,472.51x = 42,792,074,915,948.70
  5. Step 5: Solve for x
    x = 42,792,074,915,948.70/8,253,472.51
  6. Step 6: Final answer
    x = 5,184,735.86

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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.