Home / 8,099,163.90-12,148,889.85-2,419,458.30

Finding the Fourth Proportional to 8,099,163.90, 12,148,889.85 and 2,419,458.30

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Solution

The fourth proportional to 8,099,163.90, 12,148,889.85 and 2,419,458.30 is: 3,629,230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,163.90 : 12,148,889.85 = 2,419,458.30 : x
  2. Step 2: Convert to fraction form
    8,099,163.90/12,148,889.85 = 2,419,458.30/x
  3. Step 3: Cross multiply
    8,099,163.90x = 12,148,889.85 × 2,419,458.30
  4. Step 4: Simplify right side
    8,099,163.90x = 29,393,732,383,368.25
  5. Step 5: Solve for x
    x = 29,393,732,383,368.25/8,099,163.90
  6. Step 6: Final answer
    x = 3,629,230.47

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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.