Home / 20,481,496.56-30,722,133.72-8,350,912.80

Finding the Fourth Proportional to 20,481,496.56, 30,722,133.72 and 8,350,912.80

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Solution

The fourth proportional to 20,481,496.56, 30,722,133.72 and 8,350,912.80 is: 12,526,323.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,481,496.56 : 30,722,133.72 = 8,350,912.80 : x
  2. Step 2: Convert to fraction form
    20,481,496.56/30,722,133.72 = 8,350,912.80/x
  3. Step 3: Cross multiply
    20,481,496.56x = 30,722,133.72 × 8,350,912.80
  4. Step 4: Simplify right side
    20,481,496.56x = 256,557,859,725,659.59
  5. Step 5: Solve for x
    x = 256,557,859,725,659.59/20,481,496.56
  6. Step 6: Final answer
    x = 12,526,323.89

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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.