Home / 13,231,713.60-19,866,232.80-8,192,865.60

Finding the Fourth Proportional to 13,231,713.60, 19,866,232.80 and 8,192,865.60

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Solution

The fourth proportional to 13,231,713.60, 19,866,232.80 and 8,192,865.60 is: 12,300,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,231,713.60 : 19,866,232.80 = 8,192,865.60 : x
  2. Step 2: Convert to fraction form
    13,231,713.60/19,866,232.80 = 8,192,865.60/x
  3. Step 3: Cross multiply
    13,231,713.60x = 19,866,232.80 × 8,192,865.60
  4. Step 4: Simplify right side
    13,231,713.60x = 162,761,375,308,711.69
  5. Step 5: Solve for x
    x = 162,761,375,308,711.69/13,231,713.60
  6. Step 6: Final answer
    x = 12,300,853.86

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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.