Home / 13,753,519.60-20,630,279.40-3,657,161.20

Finding the Fourth Proportional to 13,753,519.60, 20,630,279.40 and 3,657,161.20

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Solution

The fourth proportional to 13,753,519.60, 20,630,279.40 and 3,657,161.20 is: 5,485,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753,519.60 : 20,630,279.40 = 3,657,161.20 : x
  2. Step 2: Convert to fraction form
    13,753,519.60/20,630,279.40 = 3,657,161.20/x
  3. Step 3: Cross multiply
    13,753,519.60x = 20,630,279.40 × 3,657,161.20
  4. Step 4: Simplify right side
    13,753,519.60x = 75,448,257,366,839.28
  5. Step 5: Solve for x
    x = 75,448,257,366,839.28/13,753,519.60
  6. Step 6: Final answer
    x = 5,485,741.80

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Similar ratio
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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.