Home / 49,207,628.70-73,811,443.05-20,474,385.30

Finding the Fourth Proportional to 49,207,628.70, 73,811,443.05 and 20,474,385.30

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Solution

The fourth proportional to 49,207,628.70, 73,811,443.05 and 20,474,385.30 is: 30,711,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207,628.70 : 73,811,443.05 = 20,474,385.30 : x
  2. Step 2: Convert to fraction form
    49,207,628.70/73,811,443.05 = 20,474,385.30/x
  3. Step 3: Cross multiply
    49,207,628.70x = 73,811,443.05 × 20,474,385.30
  4. Step 4: Simplify right side
    49,207,628.70x = 1,511,243,924,554,707.25
  5. Step 5: Solve for x
    x = 1,511,243,924,554,707.25/49,207,628.70
  6. Step 6: Final answer
    x = 30,711,577.95

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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.