Home / 49,207,817.20-73,811,725.80-20,474,573.80

Finding the Fourth Proportional to 49,207,817.20, 73,811,725.80 and 20,474,573.80

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Solution

The fourth proportional to 49,207,817.20, 73,811,725.80 and 20,474,573.80 is: 30,711,860.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207,817.20 : 73,811,725.80 = 20,474,573.80 : x
  2. Step 2: Convert to fraction form
    49,207,817.20/73,811,725.80 = 20,474,573.80/x
  3. Step 3: Cross multiply
    49,207,817.20x = 73,811,725.80 × 20,474,573.80
  4. Step 4: Simplify right side
    49,207,817.20x = 1,511,263,627,197,464
  5. Step 5: Solve for x
    x = 1,511,263,627,197,464/49,207,817.20
  6. Step 6: Final answer
    x = 30,711,860.70

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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.