Home / 49,214,532.80-73,799,680.80-18,912,324.80

Finding the Fourth Proportional to 49,214,532.80, 73,799,680.80 and 18,912,324.80

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Solution

The fourth proportional to 49,214,532.80, 73,799,680.80 and 18,912,324.80 is: 28,359,987.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,214,532.80 : 73,799,680.80 = 18,912,324.80 : x
  2. Step 2: Convert to fraction form
    49,214,532.80/73,799,680.80 = 18,912,324.80/x
  3. Step 3: Cross multiply
    49,214,532.80x = 73,799,680.80 × 18,912,324.80
  4. Step 4: Simplify right side
    49,214,532.80x = 1,395,723,533,425,923.75
  5. Step 5: Solve for x
    x = 1,395,723,533,425,923.75/49,214,532.80
  6. Step 6: Final answer
    x = 28,359,987.47

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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.