Home / 13,948,840.80-20,914,702.74-5,419,220.04

Finding the Fourth Proportional to 13,948,840.80, 20,914,702.74 and 5,419,220.04

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Solution

The fourth proportional to 13,948,840.80, 20,914,702.74 and 5,419,220.04 is: 8,125,505.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948,840.80 : 20,914,702.74 = 5,419,220.04 : x
  2. Step 2: Convert to fraction form
    13,948,840.80/20,914,702.74 = 5,419,220.04/x
  3. Step 3: Cross multiply
    13,948,840.80x = 20,914,702.74 × 5,419,220.04
  4. Step 4: Simplify right side
    13,948,840.80x = 113,341,376,219,250.91
  5. Step 5: Solve for x
    x = 113,341,376,219,250.91/13,948,840.80
  6. Step 6: Final answer
    x = 8,125,505.04

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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.