Home / 5,101,711.01-7,040,361.23-2,809,871.70

Finding the Fourth Proportional to 5,101,711.01, 7,040,361.23 and 2,809,871.70

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Solution

The fourth proportional to 5,101,711.01, 7,040,361.23 and 2,809,871.70 is: 3,877,622.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,711.01 : 7,040,361.23 = 2,809,871.70 : x
  2. Step 2: Convert to fraction form
    5,101,711.01/7,040,361.23 = 2,809,871.70/x
  3. Step 3: Cross multiply
    5,101,711.01x = 7,040,361.23 × 2,809,871.70
  4. Step 4: Simplify right side
    5,101,711.01x = 19,782,511,777,954.20
  5. Step 5: Solve for x
    x = 19,782,511,777,954.20/5,101,711.01
  6. Step 6: Final answer
    x = 3,877,622.97

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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.