Home / 8,304,422.80-12,456,634.20-5,158,694.80

Finding the Fourth Proportional to 8,304,422.80, 12,456,634.20 and 5,158,694.80

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Solution

The fourth proportional to 8,304,422.80, 12,456,634.20 and 5,158,694.80 is: 7,738,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,422.80 : 12,456,634.20 = 5,158,694.80 : x
  2. Step 2: Convert to fraction form
    8,304,422.80/12,456,634.20 = 5,158,694.80/x
  3. Step 3: Cross multiply
    8,304,422.80x = 12,456,634.20 × 5,158,694.80
  4. Step 4: Simplify right side
    8,304,422.80x = 64,259,974,073,042.16
  5. Step 5: Solve for x
    x = 64,259,974,073,042.16/8,304,422.80
  6. Step 6: Final answer
    x = 7,738,042.20

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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.