Home / 8,667,961.40-13,001,942.10-2,278,859.60

Finding the Fourth Proportional to 8,667,961.40, 13,001,942.10 and 2,278,859.60

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Solution

The fourth proportional to 8,667,961.40, 13,001,942.10 and 2,278,859.60 is: 3,418,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,961.40 : 13,001,942.10 = 2,278,859.60 : x
  2. Step 2: Convert to fraction form
    8,667,961.40/13,001,942.10 = 2,278,859.60/x
  3. Step 3: Cross multiply
    8,667,961.40x = 13,001,942.10 × 2,278,859.60
  4. Step 4: Simplify right side
    8,667,961.40x = 29,629,600,573,229.16
  5. Step 5: Solve for x
    x = 29,629,600,573,229.16/8,667,961.40
  6. Step 6: Final answer
    x = 3,418,289.40

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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.