Home / 55,057,843.33-75,981,821.41-31,540,925.14

Finding the Fourth Proportional to 55,057,843.33, 75,981,821.41 and 31,540,925.14

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Solution

The fourth proportional to 55,057,843.33, 75,981,821.41 and 31,540,925.14 is: 43,527,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,057,843.33 : 75,981,821.41 = 31,540,925.14 : x
  2. Step 2: Convert to fraction form
    55,057,843.33/75,981,821.41 = 31,540,925.14/x
  3. Step 3: Cross multiply
    55,057,843.33x = 75,981,821.41 × 31,540,925.14
  4. Step 4: Simplify right side
    55,057,843.33x = 2,396,536,941,357,392.50
  5. Step 5: Solve for x
    x = 2,396,536,941,357,392.50/55,057,843.33
  6. Step 6: Final answer
    x = 43,527,621.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.