Home / 8,082,164.80-11,154,832.32-4,819,189.60

Finding the Fourth Proportional to 8,082,164.80, 11,154,832.32 and 4,819,189.60

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Solution

The fourth proportional to 8,082,164.80, 11,154,832.32 and 4,819,189.60 is: 6,651,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082,164.80 : 11,154,832.32 = 4,819,189.60 : x
  2. Step 2: Convert to fraction form
    8,082,164.80/11,154,832.32 = 4,819,189.60/x
  3. Step 3: Cross multiply
    8,082,164.80x = 11,154,832.32 × 4,819,189.60
  4. Step 4: Simplify right side
    8,082,164.80x = 53,757,251,906,287.87
  5. Step 5: Solve for x
    x = 53,757,251,906,287.87/8,082,164.80
  6. Step 6: Final answer
    x = 6,651,343.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.