Home / 8,439,739.55-12,659,609.49-2,049,948.86

Finding the Fourth Proportional to 8,439,739.55, 12,659,609.49 and 2,049,948.86

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Solution

The fourth proportional to 8,439,739.55, 12,659,609.49 and 2,049,948.86 is: 3,074,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,739.55 : 12,659,609.49 = 2,049,948.86 : x
  2. Step 2: Convert to fraction form
    8,439,739.55/12,659,609.49 = 2,049,948.86/x
  3. Step 3: Cross multiply
    8,439,739.55x = 12,659,609.49 × 2,049,948.86
  4. Step 4: Simplify right side
    8,439,739.55x = 25,951,552,042,070.68
  5. Step 5: Solve for x
    x = 25,951,552,042,070.68/8,439,739.55
  6. Step 6: Final answer
    x = 3,074,923.33

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1.5x scale

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.