Home / 8,040,536.46-12,062,282.13-2,649,504.78

Finding the Fourth Proportional to 8,040,536.46, 12,062,282.13 and 2,649,504.78

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Solution

The fourth proportional to 8,040,536.46, 12,062,282.13 and 2,649,504.78 is: 3,974,744.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040,536.46 : 12,062,282.13 = 2,649,504.78 : x
  2. Step 2: Convert to fraction form
    8,040,536.46/12,062,282.13 = 2,649,504.78/x
  3. Step 3: Cross multiply
    8,040,536.46x = 12,062,282.13 × 2,649,504.78
  4. Step 4: Simplify right side
    8,040,536.46x = 31,959,074,161,143.58
  5. Step 5: Solve for x
    x = 31,959,074,161,143.58/8,040,536.46
  6. Step 6: Final answer
    x = 3,974,744.01

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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.