Home / 8,431,060.22-12,647,912.25-2,749,972.94

Finding the Fourth Proportional to 8,431,060.22, 12,647,912.25 and 2,749,972.94

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Solution

The fourth proportional to 8,431,060.22, 12,647,912.25 and 2,749,972.94 is: 4,125,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,060.22 : 12,647,912.25 = 2,749,972.94 : x
  2. Step 2: Convert to fraction form
    8,431,060.22/12,647,912.25 = 2,749,972.94/x
  3. Step 3: Cross multiply
    8,431,060.22x = 12,647,912.25 × 2,749,972.94
  4. Step 4: Simplify right side
    8,431,060.22x = 34,781,416,434,994.52
  5. Step 5: Solve for x
    x = 34,781,416,434,994.52/8,431,060.22
  6. Step 6: Final answer
    x = 4,125,390.58

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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.