Home / 5,101,858.53-7,040,571.96-2,778,760.14

Finding the Fourth Proportional to 5,101,858.53, 7,040,571.96 and 2,778,760.14

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Solution

The fourth proportional to 5,101,858.53, 7,040,571.96 and 2,778,760.14 is: 3,834,692.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,858.53 : 7,040,571.96 = 2,778,760.14 : x
  2. Step 2: Convert to fraction form
    5,101,858.53/7,040,571.96 = 2,778,760.14/x
  3. Step 3: Cross multiply
    5,101,858.53x = 7,040,571.96 × 2,778,760.14
  4. Step 4: Simplify right side
    5,101,858.53x = 19,564,060,725,249.68
  5. Step 5: Solve for x
    x = 19,564,060,725,249.68/5,101,858.53
  6. Step 6: Final answer
    x = 3,834,692.91

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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.