Home / 54,471,919.62-81,707,179.56-18,097,035.78

Finding the Fourth Proportional to 54,471,919.62, 81,707,179.56 and 18,097,035.78

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Solution

The fourth proportional to 54,471,919.62, 81,707,179.56 and 18,097,035.78 is: 27,145,321.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,471,919.62 : 81,707,179.56 = 18,097,035.78 : x
  2. Step 2: Convert to fraction form
    54,471,919.62/81,707,179.56 = 18,097,035.78/x
  3. Step 3: Cross multiply
    54,471,919.62x = 81,707,179.56 × 18,097,035.78
  4. Step 4: Simplify right side
    54,471,919.62x = 1,478,657,751,980,204.75
  5. Step 5: Solve for x
    x = 1,478,657,751,980,204.75/54,471,919.62
  6. Step 6: Final answer
    x = 27,145,321.15

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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.