Home / 54,040,165-81,068,645.58-18,146,771.08

Finding the Fourth Proportional to 54,040,165, 81,068,645.58 and 18,146,771.08

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Solution

The fourth proportional to 54,040,165, 81,068,645.58 and 18,146,771.08 is: 27,222,976.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,040,165 : 81,068,645.58 = 18,146,771.08 : x
  2. Step 2: Convert to fraction form
    54,040,165/81,068,645.58 = 18,146,771.08/x
  3. Step 3: Cross multiply
    54,040,165x = 81,068,645.58 × 18,146,771.08
  4. Step 4: Simplify right side
    54,040,165x = 1,471,134,153,105,913.75
  5. Step 5: Solve for x
    x = 1,471,134,153,105,913.75/54,040,165
  6. Step 6: Final answer
    x = 27,222,976.71

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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.