Home / 27,912,703.60-41,826,321.42-18,780,977.44

Finding the Fourth Proportional to 27,912,703.60, 41,826,321.42 and 18,780,977.44

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Solution

The fourth proportional to 27,912,703.60, 41,826,321.42 and 18,780,977.44 is: 28,142,712.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,912,703.60 : 41,826,321.42 = 18,780,977.44 : x
  2. Step 2: Convert to fraction form
    27,912,703.60/41,826,321.42 = 18,780,977.44/x
  3. Step 3: Cross multiply
    27,912,703.60x = 41,826,321.42 × 18,780,977.44
  4. Step 4: Simplify right side
    27,912,703.60x = 785,539,198,987,208.88
  5. Step 5: Solve for x
    x = 785,539,198,987,208.88/27,912,703.60
  6. Step 6: Final answer
    x = 28,142,712.73

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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.