Home / 54,181,015.20-81,404,233.20-40,744,087.20

Finding the Fourth Proportional to 54,181,015.20, 81,404,233.20 and 40,744,087.20

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Solution

The fourth proportional to 54,181,015.20, 81,404,233.20 and 40,744,087.20 is: 61,215,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,181,015.20 : 81,404,233.20 = 40,744,087.20 : x
  2. Step 2: Convert to fraction form
    54,181,015.20/81,404,233.20 = 40,744,087.20/x
  3. Step 3: Cross multiply
    54,181,015.20x = 81,404,233.20 × 40,744,087.20
  4. Step 4: Simplify right side
    54,181,015.20x = 3,316,741,175,949,935.50
  5. Step 5: Solve for x
    x = 3,316,741,175,949,935.50/54,181,015.20
  6. Step 6: Final answer
    x = 61,215,928.93

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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.