Home / 57,723,249.11-79,523,579.18-40,288,835.03

Finding the Fourth Proportional to 57,723,249.11, 79,523,579.18 and 40,288,835.03

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Solution

The fourth proportional to 57,723,249.11, 79,523,579.18 and 40,288,835.03 is: 55,504,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,723,249.11 : 79,523,579.18 = 40,288,835.03 : x
  2. Step 2: Convert to fraction form
    57,723,249.11/79,523,579.18 = 40,288,835.03/x
  3. Step 3: Cross multiply
    57,723,249.11x = 79,523,579.18 × 40,288,835.03
  4. Step 4: Simplify right side
    57,723,249.11x = 3,203,912,362,281,267
  5. Step 5: Solve for x
    x = 3,203,912,362,281,267/57,723,249.11
  6. Step 6: Final answer
    x = 55,504,712.78

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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.