Home / 13,469,915.92-20,205,048.78-4,494,467.92

Finding the Fourth Proportional to 13,469,915.92, 20,205,048.78 and 4,494,467.92

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Solution

The fourth proportional to 13,469,915.92, 20,205,048.78 and 4,494,467.92 is: 6,741,760.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469,915.92 : 20,205,048.78 = 4,494,467.92 : x
  2. Step 2: Convert to fraction form
    13,469,915.92/20,205,048.78 = 4,494,467.92/x
  3. Step 3: Cross multiply
    13,469,915.92x = 20,205,048.78 × 4,494,467.92
  4. Step 4: Simplify right side
    13,469,915.92x = 90,810,943,563,745.14
  5. Step 5: Solve for x
    x = 90,810,943,563,745.14/13,469,915.92
  6. Step 6: Final answer
    x = 6,741,760.24

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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.