Home / 54,285,603.84-81,428,353.92-13,896,023.04

Finding the Fourth Proportional to 54,285,603.84, 81,428,353.92 and 13,896,023.04

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Solution

The fourth proportional to 54,285,603.84, 81,428,353.92 and 13,896,023.04 is: 20,844,021.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,285,603.84 : 81,428,353.92 = 13,896,023.04 : x
  2. Step 2: Convert to fraction form
    54,285,603.84/81,428,353.92 = 13,896,023.04/x
  3. Step 3: Cross multiply
    54,285,603.84x = 81,428,353.92 × 13,896,023.04
  4. Step 4: Simplify right side
    54,285,603.84x = 1,131,530,282,181,594.25
  5. Step 5: Solve for x
    x = 1,131,530,282,181,594.25/54,285,603.84
  6. Step 6: Final answer
    x = 20,844,021.29

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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.