Home / 27,647,175.28-41,469,212.88-8,477,879.84

Finding the Fourth Proportional to 27,647,175.28, 41,469,212.88 and 8,477,879.84

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Solution

The fourth proportional to 27,647,175.28, 41,469,212.88 and 8,477,879.84 is: 12,716,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,647,175.28 : 41,469,212.88 = 8,477,879.84 : x
  2. Step 2: Convert to fraction form
    27,647,175.28/41,469,212.88 = 8,477,879.84/x
  3. Step 3: Cross multiply
    27,647,175.28x = 41,469,212.88 × 8,477,879.84
  4. Step 4: Simplify right side
    27,647,175.28x = 351,571,003,856,020.38
  5. Step 5: Solve for x
    x = 351,571,003,856,020.38/27,647,175.28
  6. Step 6: Final answer
    x = 12,716,344.45

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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.