Home / 7,459,996.80-11,189,995.20-5,967,004.80

Finding the Fourth Proportional to 7,459,996.80, 11,189,995.20 and 5,967,004.80

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Solution

The fourth proportional to 7,459,996.80, 11,189,995.20 and 5,967,004.80 is: 8,950,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459,996.80 : 11,189,995.20 = 5,967,004.80 : x
  2. Step 2: Convert to fraction form
    7,459,996.80/11,189,995.20 = 5,967,004.80/x
  3. Step 3: Cross multiply
    7,459,996.80x = 11,189,995.20 × 5,967,004.80
  4. Step 4: Simplify right side
    7,459,996.80x = 66,770,755,070,376.95
  5. Step 5: Solve for x
    x = 66,770,755,070,376.95/7,459,996.80
  6. Step 6: Final answer
    x = 8,950,507.20

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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.