Home / 54,082,259.04-81,066,701.52-19,981,855.20

Finding the Fourth Proportional to 54,082,259.04, 81,066,701.52 and 19,981,855.20

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Solution

The fourth proportional to 54,082,259.04, 81,066,701.52 and 19,981,855.20 is: 29,951,838.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,082,259.04 : 81,066,701.52 = 19,981,855.20 : x
  2. Step 2: Convert to fraction form
    54,082,259.04/81,066,701.52 = 19,981,855.20/x
  3. Step 3: Cross multiply
    54,082,259.04x = 81,066,701.52 × 19,981,855.20
  4. Step 4: Simplify right side
    54,082,259.04x = 1,619,863,091,314,259.75
  5. Step 5: Solve for x
    x = 1,619,863,091,314,259.75/54,082,259.04
  6. Step 6: Final answer
    x = 29,951,838.55

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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.