Home / 8,613,242.90-12,921,863.43-2,933,516.42

Finding the Fourth Proportional to 8,613,242.90, 12,921,863.43 and 2,933,516.42

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Solution

The fourth proportional to 8,613,242.90, 12,921,863.43 and 2,933,516.42 is: 4,400,955.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,242.90 : 12,921,863.43 = 2,933,516.42 : x
  2. Step 2: Convert to fraction form
    8,613,242.90/12,921,863.43 = 2,933,516.42/x
  3. Step 3: Cross multiply
    8,613,242.90x = 12,921,863.43 × 2,933,516.42
  4. Step 4: Simplify right side
    8,613,242.90x = 37,906,498,548,902.52
  5. Step 5: Solve for x
    x = 37,906,498,548,902.52/8,613,242.90
  6. Step 6: Final answer
    x = 4,400,955.48

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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.