Home / 15,752,980.20-23,620,139.10-8,194,708.20

Finding the Fourth Proportional to 15,752,980.20, 23,620,139.10 and 8,194,708.20

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Solution

The fourth proportional to 15,752,980.20, 23,620,139.10 and 8,194,708.20 is: 12,287,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752,980.20 : 23,620,139.10 = 8,194,708.20 : x
  2. Step 2: Convert to fraction form
    15,752,980.20/23,620,139.10 = 8,194,708.20/x
  3. Step 3: Cross multiply
    15,752,980.20x = 23,620,139.10 × 8,194,708.20
  4. Step 4: Simplify right side
    15,752,980.20x = 193,560,147,567,910.62
  5. Step 5: Solve for x
    x = 193,560,147,567,910.62/15,752,980.20
  6. Step 6: Final answer
    x = 12,287,208.21

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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.