Home / 54,206,145.17-81,210,569.02-48,394,837.83

Finding the Fourth Proportional to 54,206,145.17, 81,210,569.02 and 48,394,837.83

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Solution

The fourth proportional to 54,206,145.17, 81,210,569.02 and 48,394,837.83 is: 72,504,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,206,145.17 : 81,210,569.02 = 48,394,837.83 : x
  2. Step 2: Convert to fraction form
    54,206,145.17/81,210,569.02 = 48,394,837.83/x
  3. Step 3: Cross multiply
    54,206,145.17x = 81,210,569.02 × 48,394,837.83
  4. Step 4: Simplify right side
    54,206,145.17x = 3,930,172,317,988,474.50
  5. Step 5: Solve for x
    x = 3,930,172,317,988,474.50/54,206,145.17
  6. Step 6: Final answer
    x = 72,504,183.90

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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.