Home / 7,863,063.31-11,789,778.30-3,065,147.38

Finding the Fourth Proportional to 7,863,063.31, 11,789,778.30 and 3,065,147.38

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Solution

The fourth proportional to 7,863,063.31, 11,789,778.30 and 3,065,147.38 is: 4,595,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,063.31 : 11,789,778.30 = 3,065,147.38 : x
  2. Step 2: Convert to fraction form
    7,863,063.31/11,789,778.30 = 3,065,147.38/x
  3. Step 3: Cross multiply
    7,863,063.31x = 11,789,778.30 × 3,065,147.38
  4. Step 4: Simplify right side
    7,863,063.31x = 36,137,408,067,025.85
  5. Step 5: Solve for x
    x = 36,137,408,067,025.85/7,863,063.31
  6. Step 6: Final answer
    x = 4,595,843.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.