Home / 54,578,356.60-81,867,534.90-40,229,449.60

Finding the Fourth Proportional to 54,578,356.60, 81,867,534.90 and 40,229,449.60

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Solution

The fourth proportional to 54,578,356.60, 81,867,534.90 and 40,229,449.60 is: 60,344,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578,356.60 : 81,867,534.90 = 40,229,449.60 : x
  2. Step 2: Convert to fraction form
    54,578,356.60/81,867,534.90 = 40,229,449.60/x
  3. Step 3: Cross multiply
    54,578,356.60x = 81,867,534.90 × 40,229,449.60
  4. Step 4: Simplify right side
    54,578,356.60x = 3,293,485,869,135,791.50
  5. Step 5: Solve for x
    x = 3,293,485,869,135,791.50/54,578,356.60
  6. Step 6: Final answer
    x = 60,344,174.40

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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.