Home / 6,081,331.20-9,121,996.80-3,239,980.80

Finding the Fourth Proportional to 6,081,331.20, 9,121,996.80 and 3,239,980.80

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Solution

The fourth proportional to 6,081,331.20, 9,121,996.80 and 3,239,980.80 is: 4,859,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081,331.20 : 9,121,996.80 = 3,239,980.80 : x
  2. Step 2: Convert to fraction form
    6,081,331.20/9,121,996.80 = 3,239,980.80/x
  3. Step 3: Cross multiply
    6,081,331.20x = 9,121,996.80 × 3,239,980.80
  4. Step 4: Simplify right side
    6,081,331.20x = 29,555,094,489,661.44
  5. Step 5: Solve for x
    x = 29,555,094,489,661.44/6,081,331.20
  6. Step 6: Final answer
    x = 4,859,971.20

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Half scale
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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.