Home / 8,149,627.10-12,215,512.65-4,099,655.90

Finding the Fourth Proportional to 8,149,627.10, 12,215,512.65 and 4,099,655.90

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Solution

The fourth proportional to 8,149,627.10, 12,215,512.65 and 4,099,655.90 is: 6,144,992.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,627.10 : 12,215,512.65 = 4,099,655.90 : x
  2. Step 2: Convert to fraction form
    8,149,627.10/12,215,512.65 = 4,099,655.90/x
  3. Step 3: Cross multiply
    8,149,627.10x = 12,215,512.65 × 4,099,655.90
  4. Step 4: Simplify right side
    8,149,627.10x = 50,079,398,507,097.13
  5. Step 5: Solve for x
    x = 50,079,398,507,097.13/8,149,627.10
  6. Step 6: Final answer
    x = 6,144,992.63

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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.