Home / 12,236,464.75-18,338,162.89-4,659,297.07

Finding the Fourth Proportional to 12,236,464.75, 18,338,162.89 and 4,659,297.07

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Solution

The fourth proportional to 12,236,464.75, 18,338,162.89 and 4,659,297.07 is: 6,982,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,464.75 : 18,338,162.89 = 4,659,297.07 : x
  2. Step 2: Convert to fraction form
    12,236,464.75/18,338,162.89 = 4,659,297.07/x
  3. Step 3: Cross multiply
    12,236,464.75x = 18,338,162.89 × 4,659,297.07
  4. Step 4: Simplify right side
    12,236,464.75x = 85,442,948,622,559.73
  5. Step 5: Solve for x
    x = 85,442,948,622,559.73/12,236,464.75
  6. Step 6: Final answer
    x = 6,982,649.84

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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.