Home / 57,474,197.94-79,313,268.88-31,368,902.90

Finding the Fourth Proportional to 57,474,197.94, 79,313,268.88 and 31,368,902.90

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Solution

The fourth proportional to 57,474,197.94, 79,313,268.88 and 31,368,902.90 is: 43,288,472.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,474,197.94 : 79,313,268.88 = 31,368,902.90 : x
  2. Step 2: Convert to fraction form
    57,474,197.94/79,313,268.88 = 31,368,902.90/x
  3. Step 3: Cross multiply
    57,474,197.94x = 79,313,268.88 × 31,368,902.90
  4. Step 4: Simplify right side
    57,474,197.94x = 2,487,970,230,178,311.50
  5. Step 5: Solve for x
    x = 2,487,970,230,178,311.50/57,474,197.94
  6. Step 6: Final answer
    x = 43,288,472.38

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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.