Home / 18,081,531.60-27,122,297.40-10,901,173.20

Finding the Fourth Proportional to 18,081,531.60, 27,122,297.40 and 10,901,173.20

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Solution

The fourth proportional to 18,081,531.60, 27,122,297.40 and 10,901,173.20 is: 16,351,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081,531.60 : 27,122,297.40 = 10,901,173.20 : x
  2. Step 2: Convert to fraction form
    18,081,531.60/27,122,297.40 = 10,901,173.20/x
  3. Step 3: Cross multiply
    18,081,531.60x = 27,122,297.40 × 10,901,173.20
  4. Step 4: Simplify right side
    18,081,531.60x = 295,664,861,539,309.62
  5. Step 5: Solve for x
    x = 295,664,861,539,309.62/18,081,531.60
  6. Step 6: Final answer
    x = 16,351,759.80

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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.