Home / 5,167,936.88-7,131,683.28-2,876,096.96

Finding the Fourth Proportional to 5,167,936.88, 7,131,683.28 and 2,876,096.96

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Solution

The fourth proportional to 5,167,936.88, 7,131,683.28 and 2,876,096.96 is: 3,968,975.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167,936.88 : 7,131,683.28 = 2,876,096.96 : x
  2. Step 2: Convert to fraction form
    5,167,936.88/7,131,683.28 = 2,876,096.96/x
  3. Step 3: Cross multiply
    5,167,936.88x = 7,131,683.28 × 2,876,096.96
  4. Step 4: Simplify right side
    5,167,936.88x = 20,511,412,601,290.83
  5. Step 5: Solve for x
    x = 20,511,412,601,290.83/5,167,936.88
  6. Step 6: Final answer
    x = 3,968,975.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.