Home / 54,555,696.38-81,844,324.86-20,012,418.92

Finding the Fourth Proportional to 54,555,696.38, 81,844,324.86 and 20,012,418.92

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Solution

The fourth proportional to 54,555,696.38, 81,844,324.86 and 20,012,418.92 is: 30,022,582.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,555,696.38 : 81,844,324.86 = 20,012,418.92 : x
  2. Step 2: Convert to fraction form
    54,555,696.38/81,844,324.86 = 20,012,418.92/x
  3. Step 3: Cross multiply
    54,555,696.38x = 81,844,324.86 × 20,012,418.92
  4. Step 4: Simplify right side
    54,555,696.38x = 1,637,902,915,322,890.50
  5. Step 5: Solve for x
    x = 1,637,902,915,322,890.50/54,555,696.38
  6. Step 6: Final answer
    x = 30,022,582.86

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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.