Home / 12,498,432.44-18,743,771.79-4,409,516.48

Finding the Fourth Proportional to 12,498,432.44, 18,743,771.79 and 4,409,516.48

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Solution

The fourth proportional to 12,498,432.44, 18,743,771.79 and 4,409,516.48 is: 6,612,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498,432.44 : 18,743,771.79 = 4,409,516.48 : x
  2. Step 2: Convert to fraction form
    12,498,432.44/18,743,771.79 = 4,409,516.48/x
  3. Step 3: Cross multiply
    12,498,432.44x = 18,743,771.79 × 4,409,516.48
  4. Step 4: Simplify right side
    12,498,432.44x = 82,650,970,511,645.23
  5. Step 5: Solve for x
    x = 82,650,970,511,645.23/12,498,432.44
  6. Step 6: Final answer
    x = 6,612,906.93

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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.