Home / 5,175,996.44-7,143,406.61-3,111,680.31

Finding the Fourth Proportional to 5,175,996.44, 7,143,406.61 and 3,111,680.31

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Solution

The fourth proportional to 5,175,996.44, 7,143,406.61 and 3,111,680.31 is: 4,294,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,996.44 : 7,143,406.61 = 3,111,680.31 : x
  2. Step 2: Convert to fraction form
    5,175,996.44/7,143,406.61 = 3,111,680.31/x
  3. Step 3: Cross multiply
    5,175,996.44x = 7,143,406.61 × 3,111,680.31
  4. Step 4: Simplify right side
    5,175,996.44x = 22,227,997,652,314.67
  5. Step 5: Solve for x
    x = 22,227,997,652,314.67/5,175,996.44
  6. Step 6: Final answer
    x = 4,294,438.36

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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.