Home / 54,504,330.33-81,723,565.41-21,719,942.82

Finding the Fourth Proportional to 54,504,330.33, 81,723,565.41 and 21,719,942.82

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Solution

The fourth proportional to 54,504,330.33, 81,723,565.41 and 21,719,942.82 is: 32,566,791.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,504,330.33 : 81,723,565.41 = 21,719,942.82 : x
  2. Step 2: Convert to fraction form
    54,504,330.33/81,723,565.41 = 21,719,942.82/x
  3. Step 3: Cross multiply
    54,504,330.33x = 81,723,565.41 × 21,719,942.82
  4. Step 4: Simplify right side
    54,504,330.33x = 1,775,031,167,751,729.75
  5. Step 5: Solve for x
    x = 1,775,031,167,751,729.75/54,504,330.33
  6. Step 6: Final answer
    x = 32,566,791.61

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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.