Home / 5,101,954.85-7,040,697.45-2,810,115.65

Finding the Fourth Proportional to 5,101,954.85, 7,040,697.45 and 2,810,115.65

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Solution

The fourth proportional to 5,101,954.85, 7,040,697.45 and 2,810,115.65 is: 3,877,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,954.85 : 7,040,697.45 = 2,810,115.65 : x
  2. Step 2: Convert to fraction form
    5,101,954.85/7,040,697.45 = 2,810,115.65/x
  3. Step 3: Cross multiply
    5,101,954.85x = 7,040,697.45 × 2,810,115.65
  4. Step 4: Simplify right side
    5,101,954.85x = 19,785,174,098,223.90
  5. Step 5: Solve for x
    x = 19,785,174,098,223.90/5,101,954.85
  6. Step 6: Final answer
    x = 3,877,959.46

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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.