Home / 31,245,601.70-46,861,404.15-20,538,049.70

Finding the Fourth Proportional to 31,245,601.70, 46,861,404.15 and 20,538,049.70

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Solution

The fourth proportional to 31,245,601.70, 46,861,404.15 and 20,538,049.70 is: 30,802,474.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,245,601.70 : 46,861,404.15 = 20,538,049.70 : x
  2. Step 2: Convert to fraction form
    31,245,601.70/46,861,404.15 = 20,538,049.70/x
  3. Step 3: Cross multiply
    31,245,601.70x = 46,861,404.15 × 20,538,049.70
  4. Step 4: Simplify right side
    31,245,601.70x = 962,441,847,444,486.25
  5. Step 5: Solve for x
    x = 962,441,847,444,486.25/31,245,601.70
  6. Step 6: Final answer
    x = 30,802,474.43

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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.