Home / 52,118,976.92-78,179,067.20-15,727,682.48

Finding the Fourth Proportional to 52,118,976.92, 78,179,067.20 and 15,727,682.48

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Solution

The fourth proportional to 52,118,976.92, 78,179,067.20 and 15,727,682.48 is: 23,591,705.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,118,976.92 : 78,179,067.20 = 15,727,682.48 : x
  2. Step 2: Convert to fraction form
    52,118,976.92/78,179,067.20 = 15,727,682.48/x
  3. Step 3: Cross multiply
    52,118,976.92x = 78,179,067.20 × 15,727,682.48
  4. Step 4: Simplify right side
    52,118,976.92x = 1,229,575,545,504,182.75
  5. Step 5: Solve for x
    x = 1,229,575,545,504,182.75/52,118,976.92
  6. Step 6: Final answer
    x = 23,591,705.33

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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.