Home / 12,236,446.34-18,338,135.33-4,659,278.66

Finding the Fourth Proportional to 12,236,446.34, 18,338,135.33 and 4,659,278.66

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Solution

The fourth proportional to 12,236,446.34, 18,338,135.33 and 4,659,278.66 is: 6,982,622.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,446.34 : 18,338,135.33 = 4,659,278.66 : x
  2. Step 2: Convert to fraction form
    12,236,446.34/18,338,135.33 = 4,659,278.66/x
  3. Step 3: Cross multiply
    12,236,446.34x = 18,338,135.33 × 4,659,278.66
  4. Step 4: Simplify right side
    12,236,446.34x = 85,442,482,595,986.59
  5. Step 5: Solve for x
    x = 85,442,482,595,986.59/12,236,446.34
  6. Step 6: Final answer
    x = 6,982,622.26

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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.