Home / 8,331,661.89-12,494,261.79-2,865,717.36

Finding the Fourth Proportional to 8,331,661.89, 12,494,261.79 and 2,865,717.36

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Solution

The fourth proportional to 8,331,661.89, 12,494,261.79 and 2,865,717.36 is: 4,297,464.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331,661.89 : 12,494,261.79 = 2,865,717.36 : x
  2. Step 2: Convert to fraction form
    8,331,661.89/12,494,261.79 = 2,865,717.36/x
  3. Step 3: Cross multiply
    8,331,661.89x = 12,494,261.79 × 2,865,717.36
  4. Step 4: Simplify right side
    8,331,661.89x = 35,805,022,911,987.67
  5. Step 5: Solve for x
    x = 35,805,022,911,987.67/8,331,661.89
  6. Step 6: Final answer
    x = 4,297,464.71

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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.