Home / 12,236,463.25-18,338,160.65-4,659,295.57

Finding the Fourth Proportional to 12,236,463.25, 18,338,160.65 and 4,659,295.57

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Solution

The fourth proportional to 12,236,463.25, 18,338,160.65 and 4,659,295.57 is: 6,982,647.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,463.25 : 18,338,160.65 = 4,659,295.57 : x
  2. Step 2: Convert to fraction form
    12,236,463.25/18,338,160.65 = 4,659,295.57/x
  3. Step 3: Cross multiply
    12,236,463.25x = 18,338,160.65 × 4,659,295.57
  4. Step 4: Simplify right side
    12,236,463.25x = 85,442,910,609,351.44
  5. Step 5: Solve for x
    x = 85,442,910,609,351.44/12,236,463.25
  6. Step 6: Final answer
    x = 6,982,647.59

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Double scale
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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.