Home / 8,682,652.36-11,981,275.10-4,815,161.56

Finding the Fourth Proportional to 8,682,652.36, 11,981,275.10 and 4,815,161.56

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Solution

The fourth proportional to 8,682,652.36, 11,981,275.10 and 4,815,161.56 is: 6,644,487.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,652.36 : 11,981,275.10 = 4,815,161.56 : x
  2. Step 2: Convert to fraction form
    8,682,652.36/11,981,275.10 = 4,815,161.56/x
  3. Step 3: Cross multiply
    8,682,652.36x = 11,981,275.10 × 4,815,161.56
  4. Step 4: Simplify right side
    8,682,652.36x = 57,691,775,301,305.15
  5. Step 5: Solve for x
    x = 57,691,775,301,305.15/8,682,652.36
  6. Step 6: Final answer
    x = 6,644,487.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.