Home / 54,082,243.67-81,066,678.45-19,981,839.83

Finding the Fourth Proportional to 54,082,243.67, 81,066,678.45 and 19,981,839.83

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Solution

The fourth proportional to 54,082,243.67, 81,066,678.45 and 19,981,839.83 is: 29,951,815.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,082,243.67 : 81,066,678.45 = 19,981,839.83 : x
  2. Step 2: Convert to fraction form
    54,082,243.67/81,066,678.45 = 19,981,839.83/x
  3. Step 3: Cross multiply
    54,082,243.67x = 81,066,678.45 × 19,981,839.83
  4. Step 4: Simplify right side
    54,082,243.67x = 1,619,861,383,932,679.25
  5. Step 5: Solve for x
    x = 1,619,861,383,932,679.25/54,082,243.67
  6. Step 6: Final answer
    x = 29,951,815.50

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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.