Home / 36,382,081.20-54,573,121.80-18,189,084.30

Finding the Fourth Proportional to 36,382,081.20, 54,573,121.80 and 18,189,084.30

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Solution

The fourth proportional to 36,382,081.20, 54,573,121.80 and 18,189,084.30 is: 27,283,626.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,382,081.20 : 54,573,121.80 = 18,189,084.30 : x
  2. Step 2: Convert to fraction form
    36,382,081.20/54,573,121.80 = 18,189,084.30/x
  3. Step 3: Cross multiply
    36,382,081.20x = 54,573,121.80 × 18,189,084.30
  4. Step 4: Simplify right side
    36,382,081.20x = 992,635,112,934,367.75
  5. Step 5: Solve for x
    x = 992,635,112,934,367.75/36,382,081.20
  6. Step 6: Final answer
    x = 27,283,626.45

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Double scale
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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.