Home / 8,100,416.28-12,150,636.30-3,308,105.82

Finding the Fourth Proportional to 8,100,416.28, 12,150,636.30 and 3,308,105.82

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Solution

The fourth proportional to 8,100,416.28, 12,150,636.30 and 3,308,105.82 is: 4,962,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100,416.28 : 12,150,636.30 = 3,308,105.82 : x
  2. Step 2: Convert to fraction form
    8,100,416.28/12,150,636.30 = 3,308,105.82/x
  3. Step 3: Cross multiply
    8,100,416.28x = 12,150,636.30 × 3,308,105.82
  4. Step 4: Simplify right side
    8,100,416.28x = 40,195,590,660,733.27
  5. Step 5: Solve for x
    x = 40,195,590,660,733.27/8,100,416.28
  6. Step 6: Final answer
    x = 4,962,163.58

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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.