Home / 54,567,874.80-81,851,812.20-27,278,379.45

Finding the Fourth Proportional to 54,567,874.80, 81,851,812.20 and 27,278,379.45

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Solution

The fourth proportional to 54,567,874.80, 81,851,812.20 and 27,278,379.45 is: 40,917,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,567,874.80 : 81,851,812.20 = 27,278,379.45 : x
  2. Step 2: Convert to fraction form
    54,567,874.80/81,851,812.20 = 27,278,379.45/x
  3. Step 3: Cross multiply
    54,567,874.80x = 81,851,812.20 × 27,278,379.45
  4. Step 4: Simplify right side
    54,567,874.80x = 2,232,784,791,861,739.25
  5. Step 5: Solve for x
    x = 2,232,784,791,861,739.25/54,567,874.80
  6. Step 6: Final answer
    x = 40,917,569.18

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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.