Home / 7,659,238.88-11,489,908.80-3,399,312.80

Finding the Fourth Proportional to 7,659,238.88, 11,489,908.80 and 3,399,312.80

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Solution

The fourth proportional to 7,659,238.88, 11,489,908.80 and 3,399,312.80 is: 5,099,435.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659,238.88 : 11,489,908.80 = 3,399,312.80 : x
  2. Step 2: Convert to fraction form
    7,659,238.88/11,489,908.80 = 3,399,312.80/x
  3. Step 3: Cross multiply
    7,659,238.88x = 11,489,908.80 × 3,399,312.80
  4. Step 4: Simplify right side
    7,659,238.88x = 39,057,794,054,672.64
  5. Step 5: Solve for x
    x = 39,057,794,054,672.64/7,659,238.88
  6. Step 6: Final answer
    x = 5,099,435.42

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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.