Home / 15,815,200.41-21,826,997.82-8,846,265.24

Finding the Fourth Proportional to 15,815,200.41, 21,826,997.82 and 8,846,265.24

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Solution

The fourth proportional to 15,815,200.41, 21,826,997.82 and 8,846,265.24 is: 12,208,976.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,815,200.41 : 21,826,997.82 = 8,846,265.24 : x
  2. Step 2: Convert to fraction form
    15,815,200.41/21,826,997.82 = 8,846,265.24/x
  3. Step 3: Cross multiply
    15,815,200.41x = 21,826,997.82 × 8,846,265.24
  4. Step 4: Simplify right side
    15,815,200.41x = 193,087,412,108,621.78
  5. Step 5: Solve for x
    x = 193,087,412,108,621.78/15,815,200.41
  6. Step 6: Final answer
    x = 12,208,976.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.