Home / 54,285,624.84-81,428,385.42-13,896,044.04

Finding the Fourth Proportional to 54,285,624.84, 81,428,385.42 and 13,896,044.04

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Solution

The fourth proportional to 54,285,624.84, 81,428,385.42 and 13,896,044.04 is: 20,844,052.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,285,624.84 : 81,428,385.42 = 13,896,044.04 : x
  2. Step 2: Convert to fraction form
    54,285,624.84/81,428,385.42 = 13,896,044.04/x
  3. Step 3: Cross multiply
    54,285,624.84x = 81,428,385.42 × 13,896,044.04
  4. Step 4: Simplify right side
    54,285,624.84x = 1,131,532,429,902,413.75
  5. Step 5: Solve for x
    x = 1,131,532,429,902,413.75/54,285,624.84
  6. Step 6: Final answer
    x = 20,844,052.79

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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.