Home / 49,206,632.70-73,809,949.05-20,443,208.70

Finding the Fourth Proportional to 49,206,632.70, 73,809,949.05 and 20,443,208.70

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Solution

The fourth proportional to 49,206,632.70, 73,809,949.05 and 20,443,208.70 is: 30,664,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,206,632.70 : 73,809,949.05 = 20,443,208.70 : x
  2. Step 2: Convert to fraction form
    49,206,632.70/73,809,949.05 = 20,443,208.70/x
  3. Step 3: Cross multiply
    49,206,632.70x = 73,809,949.05 × 20,443,208.70
  4. Step 4: Simplify right side
    49,206,632.70x = 1,508,912,192,565,516.50
  5. Step 5: Solve for x
    x = 1,508,912,192,565,516.50/49,206,632.70
  6. Step 6: Final answer
    x = 30,664,813.05

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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.