Home / 54,040,359.24-81,068,936.76-18,146,965.32

Finding the Fourth Proportional to 54,040,359.24, 81,068,936.76 and 18,146,965.32

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Solution

The fourth proportional to 54,040,359.24, 81,068,936.76 and 18,146,965.32 is: 27,223,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,040,359.24 : 81,068,936.76 = 18,146,965.32 : x
  2. Step 2: Convert to fraction form
    54,040,359.24/81,068,936.76 = 18,146,965.32/x
  3. Step 3: Cross multiply
    54,040,359.24x = 81,068,936.76 × 18,146,965.32
  4. Step 4: Simplify right side
    54,040,359.24x = 1,471,155,183,912,993.25
  5. Step 5: Solve for x
    x = 1,471,155,183,912,993.25/54,040,359.24
  6. Step 6: Final answer
    x = 27,223,268.03

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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.