Home / 13,841,276.80-20,761,915.20-13,044,115.30

Finding the Fourth Proportional to 13,841,276.80, 20,761,915.20 and 13,044,115.30

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Solution

The fourth proportional to 13,841,276.80, 20,761,915.20 and 13,044,115.30 is: 19,566,172.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841,276.80 : 20,761,915.20 = 13,044,115.30 : x
  2. Step 2: Convert to fraction form
    13,841,276.80/20,761,915.20 = 13,044,115.30/x
  3. Step 3: Cross multiply
    13,841,276.80x = 20,761,915.20 × 13,044,115.30
  4. Step 4: Simplify right side
    13,841,276.80x = 270,820,815,717,622.56
  5. Step 5: Solve for x
    x = 270,820,815,717,622.56/13,841,276.80
  6. Step 6: Final answer
    x = 19,566,172.95

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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.