Home / 57,757,017.92-79,704,754.82-31,295,350.88

Finding the Fourth Proportional to 57,757,017.92, 79,704,754.82 and 31,295,350.88

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Solution

The fourth proportional to 57,757,017.92, 79,704,754.82 and 31,295,350.88 is: 43,187,622.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,757,017.92 : 79,704,754.82 = 31,295,350.88 : x
  2. Step 2: Convert to fraction form
    57,757,017.92/79,704,754.82 = 31,295,350.88/x
  3. Step 3: Cross multiply
    57,757,017.92x = 79,704,754.82 × 31,295,350.88
  4. Step 4: Simplify right side
    57,757,017.92x = 2,494,388,268,896,271
  5. Step 5: Solve for x
    x = 2,494,388,268,896,271/57,757,017.92
  6. Step 6: Final answer
    x = 43,187,622.19

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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.