Home / 5,423,843.12-7,483,049.58-3,099,067.78

Finding the Fourth Proportional to 5,423,843.12, 7,483,049.58 and 3,099,067.78

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Solution

The fourth proportional to 5,423,843.12, 7,483,049.58 and 3,099,067.78 is: 4,275,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,843.12 : 7,483,049.58 = 3,099,067.78 : x
  2. Step 2: Convert to fraction form
    5,423,843.12/7,483,049.58 = 3,099,067.78/x
  3. Step 3: Cross multiply
    5,423,843.12x = 7,483,049.58 × 3,099,067.78
  4. Step 4: Simplify right side
    5,423,843.12x = 23,190,477,849,520.53
  5. Step 5: Solve for x
    x = 23,190,477,849,520.53/5,423,843.12
  6. Step 6: Final answer
    x = 4,275,654.24

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1.5x scale

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.