Home / 54,275,963.12-81,347,244.68-25,090,323.65

Finding the Fourth Proportional to 54,275,963.12, 81,347,244.68 and 25,090,323.65

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Solution

The fourth proportional to 54,275,963.12, 81,347,244.68 and 25,090,323.65 is: 37,604,651.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,275,963.12 : 81,347,244.68 = 25,090,323.65 : x
  2. Step 2: Convert to fraction form
    54,275,963.12/81,347,244.68 = 25,090,323.65/x
  3. Step 3: Cross multiply
    54,275,963.12x = 81,347,244.68 × 25,090,323.65
  4. Step 4: Simplify right side
    54,275,963.12x = 2,041,028,696,524,752.75
  5. Step 5: Solve for x
    x = 2,041,028,696,524,752.75/54,275,963.12
  6. Step 6: Final answer
    x = 37,604,651.85

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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.