Home / 13,469,961.25-20,205,116.97-4,494,513.25

Finding the Fourth Proportional to 13,469,961.25, 20,205,116.97 and 4,494,513.25

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Solution

The fourth proportional to 13,469,961.25, 20,205,116.97 and 4,494,513.25 is: 6,741,828.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469,961.25 : 20,205,116.97 = 4,494,513.25 : x
  2. Step 2: Convert to fraction form
    13,469,961.25/20,205,116.97 = 4,494,513.25/x
  3. Step 3: Cross multiply
    13,469,961.25x = 20,205,116.97 × 4,494,513.25
  4. Step 4: Simplify right side
    13,469,961.25x = 90,812,165,939,464.84
  5. Step 5: Solve for x
    x = 90,812,165,939,464.84/13,469,961.25
  6. Step 6: Final answer
    x = 6,741,828.30

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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.