Home / 57,474,195.68-79,313,265.78-31,368,900.64

Finding the Fourth Proportional to 57,474,195.68, 79,313,265.78 and 31,368,900.64

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Solution

The fourth proportional to 57,474,195.68, 79,313,265.78 and 31,368,900.64 is: 43,288,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,474,195.68 : 79,313,265.78 = 31,368,900.64 : x
  2. Step 2: Convert to fraction form
    57,474,195.68/79,313,265.78 = 31,368,900.64/x
  3. Step 3: Cross multiply
    57,474,195.68x = 79,313,265.78 × 31,368,900.64
  4. Step 4: Simplify right side
    57,474,195.68x = 2,487,969,953,686,732
  5. Step 5: Solve for x
    x = 2,487,969,953,686,732/57,474,195.68
  6. Step 6: Final answer
    x = 43,288,469.27

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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.