Home / 8,149,704.60-12,215,628.90-4,099,733.40

Finding the Fourth Proportional to 8,149,704.60, 12,215,628.90 and 4,099,733.40

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Solution

The fourth proportional to 8,149,704.60, 12,215,628.90 and 4,099,733.40 is: 6,145,108.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,704.60 : 12,215,628.90 = 4,099,733.40 : x
  2. Step 2: Convert to fraction form
    8,149,704.60/12,215,628.90 = 4,099,733.40/x
  3. Step 3: Cross multiply
    8,149,704.60x = 12,215,628.90 × 4,099,733.40
  4. Step 4: Simplify right side
    8,149,704.60x = 50,080,821,803,335.26
  5. Step 5: Solve for x
    x = 50,080,821,803,335.26/8,149,704.60
  6. Step 6: Final answer
    x = 6,145,108.84

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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.