Home / 18,046,048.20-27,069,072.30-13,794,520.20

Finding the Fourth Proportional to 18,046,048.20, 27,069,072.30 and 13,794,520.20

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Solution

The fourth proportional to 18,046,048.20, 27,069,072.30 and 13,794,520.20 is: 20,691,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046,048.20 : 27,069,072.30 = 13,794,520.20 : x
  2. Step 2: Convert to fraction form
    18,046,048.20/27,069,072.30 = 13,794,520.20/x
  3. Step 3: Cross multiply
    18,046,048.20x = 27,069,072.30 × 13,794,520.20
  4. Step 4: Simplify right side
    18,046,048.20x = 373,404,864,637,610.44
  5. Step 5: Solve for x
    x = 373,404,864,637,610.44/18,046,048.20
  6. Step 6: Final answer
    x = 20,691,780.30

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Double scale
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Similar ratio
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1.5x scale

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.