Home / 13,540,640.88-20,311,092.60-3,443,261.88

Finding the Fourth Proportional to 13,540,640.88, 20,311,092.60 and 3,443,261.88

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Solution

The fourth proportional to 13,540,640.88, 20,311,092.60 and 3,443,261.88 is: 5,164,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,540,640.88 : 20,311,092.60 = 3,443,261.88 : x
  2. Step 2: Convert to fraction form
    13,540,640.88/20,311,092.60 = 3,443,261.88/x
  3. Step 3: Cross multiply
    13,540,640.88x = 20,311,092.60 × 3,443,261.88
  4. Step 4: Simplify right side
    13,540,640.88x = 69,936,410,890,730.09
  5. Step 5: Solve for x
    x = 69,936,410,890,730.09/13,540,640.88
  6. Step 6: Final answer
    x = 5,164,926.20

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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.