Home / 13,432,144.80-20,142,272.88-3,845,339.04

Finding the Fourth Proportional to 13,432,144.80, 20,142,272.88 and 3,845,339.04

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Solution

The fourth proportional to 13,432,144.80, 20,142,272.88 and 3,845,339.04 is: 5,766,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,144.80 : 20,142,272.88 = 3,845,339.04 : x
  2. Step 2: Convert to fraction form
    13,432,144.80/20,142,272.88 = 3,845,339.04/x
  3. Step 3: Cross multiply
    13,432,144.80x = 20,142,272.88 × 3,845,339.04
  4. Step 4: Simplify right side
    13,432,144.80x = 77,453,868,259,797.23
  5. Step 5: Solve for x
    x = 77,453,868,259,797.23/13,432,144.80
  6. Step 6: Final answer
    x = 5,766,306.83

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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.