Home / 28,992,745.52-43,489,380.21-8,797,987.52

Finding the Fourth Proportional to 28,992,745.52, 43,489,380.21 and 8,797,987.52

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Solution

The fourth proportional to 28,992,745.52, 43,489,380.21 and 8,797,987.52 is: 13,197,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,992,745.52 : 43,489,380.21 = 8,797,987.52 : x
  2. Step 2: Convert to fraction form
    28,992,745.52/43,489,380.21 = 8,797,987.52/x
  3. Step 3: Cross multiply
    28,992,745.52x = 43,489,380.21 × 8,797,987.52
  4. Step 4: Simplify right side
    28,992,745.52x = 382,619,024,340,114.94
  5. Step 5: Solve for x
    x = 382,619,024,340,114.94/28,992,745.52
  6. Step 6: Final answer
    x = 13,197,060.76

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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.