Home / 27,743,999.20-41,615,998.80-18,674,072.80

Finding the Fourth Proportional to 27,743,999.20, 41,615,998.80 and 18,674,072.80

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Solution

The fourth proportional to 27,743,999.20, 41,615,998.80 and 18,674,072.80 is: 28,011,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,743,999.20 : 41,615,998.80 = 18,674,072.80 : x
  2. Step 2: Convert to fraction form
    27,743,999.20/41,615,998.80 = 18,674,072.80/x
  3. Step 3: Cross multiply
    27,743,999.20x = 41,615,998.80 × 18,674,072.80
  4. Step 4: Simplify right side
    27,743,999.20x = 777,140,191,235,912.62
  5. Step 5: Solve for x
    x = 777,140,191,235,912.62/27,743,999.20
  6. Step 6: Final answer
    x = 28,011,109.20

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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.