Home / 57,053,993.76-85,505,286.42-31,079,660.58

Finding the Fourth Proportional to 57,053,993.76, 85,505,286.42 and 31,079,660.58

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Solution

The fourth proportional to 57,053,993.76, 85,505,286.42 and 31,079,660.58 is: 46,578,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,053,993.76 : 85,505,286.42 = 31,079,660.58 : x
  2. Step 2: Convert to fraction form
    57,053,993.76/85,505,286.42 = 31,079,660.58/x
  3. Step 3: Cross multiply
    57,053,993.76x = 85,505,286.42 × 31,079,660.58
  4. Step 4: Simplify right side
    57,053,993.76x = 2,657,475,279,729,283
  5. Step 5: Solve for x
    x = 2,657,475,279,729,283/57,053,993.76
  6. Step 6: Final answer
    x = 46,578,251.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.