Home / 8,629,364.40-12,948,712.20-3,837,793.20

Finding the Fourth Proportional to 8,629,364.40, 12,948,712.20 and 3,837,793.20

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Solution

The fourth proportional to 8,629,364.40, 12,948,712.20 and 3,837,793.20 is: 5,758,764.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,364.40 : 12,948,712.20 = 3,837,793.20 : x
  2. Step 2: Convert to fraction form
    8,629,364.40/12,948,712.20 = 3,837,793.20/x
  3. Step 3: Cross multiply
    8,629,364.40x = 12,948,712.20 × 3,837,793.20
  4. Step 4: Simplify right side
    8,629,364.40x = 49,694,479,629,917.04
  5. Step 5: Solve for x
    x = 49,694,479,629,917.04/8,629,364.40
  6. Step 6: Final answer
    x = 5,758,764.76

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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.