Home / 8,439,738.82-12,659,608.36-2,049,948.11

Finding the Fourth Proportional to 8,439,738.82, 12,659,608.36 and 2,049,948.11

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Solution

The fourth proportional to 8,439,738.82, 12,659,608.36 and 2,049,948.11 is: 3,074,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,738.82 : 12,659,608.36 = 2,049,948.11 : x
  2. Step 2: Convert to fraction form
    8,439,738.82/12,659,608.36 = 2,049,948.11/x
  3. Step 3: Cross multiply
    8,439,738.82x = 12,659,608.36 × 2,049,948.11
  4. Step 4: Simplify right side
    8,439,738.82x = 25,951,540,230,922.20
  5. Step 5: Solve for x
    x = 25,951,540,230,922.20/8,439,738.82
  6. Step 6: Final answer
    x = 3,074,922.20

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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.