Home / 49,206,647.20-73,809,970.80-20,443,223.20

Finding the Fourth Proportional to 49,206,647.20, 73,809,970.80 and 20,443,223.20

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Solution

The fourth proportional to 49,206,647.20, 73,809,970.80 and 20,443,223.20 is: 30,664,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,206,647.20 : 73,809,970.80 = 20,443,223.20 : x
  2. Step 2: Convert to fraction form
    49,206,647.20/73,809,970.80 = 20,443,223.20/x
  3. Step 3: Cross multiply
    49,206,647.20x = 73,809,970.80 × 20,443,223.20
  4. Step 4: Simplify right side
    49,206,647.20x = 1,508,913,707,449,882.50
  5. Step 5: Solve for x
    x = 1,508,913,707,449,882.50/49,206,647.20
  6. Step 6: Final answer
    x = 30,664,834.80

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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.