Home / 8,002,782.72-12,005,354.88-2,322,268.80

Finding the Fourth Proportional to 8,002,782.72, 12,005,354.88 and 2,322,268.80

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Solution

The fourth proportional to 8,002,782.72, 12,005,354.88 and 2,322,268.80 is: 3,483,745.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002,782.72 : 12,005,354.88 = 2,322,268.80 : x
  2. Step 2: Convert to fraction form
    8,002,782.72/12,005,354.88 = 2,322,268.80/x
  3. Step 3: Cross multiply
    8,002,782.72x = 12,005,354.88 × 2,322,268.80
  4. Step 4: Simplify right side
    8,002,782.72x = 27,879,661,070,751.74
  5. Step 5: Solve for x
    x = 27,879,661,070,751.74/8,002,782.72
  6. Step 6: Final answer
    x = 3,483,745.85

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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.