Home / 8,099,137.40-12,148,850.10-2,419,431.80

Finding the Fourth Proportional to 8,099,137.40, 12,148,850.10 and 2,419,431.80

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Solution

The fourth proportional to 8,099,137.40, 12,148,850.10 and 2,419,431.80 is: 3,629,190.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,137.40 : 12,148,850.10 = 2,419,431.80 : x
  2. Step 2: Convert to fraction form
    8,099,137.40/12,148,850.10 = 2,419,431.80/x
  3. Step 3: Cross multiply
    8,099,137.40x = 12,148,850.10 × 2,419,431.80
  4. Step 4: Simplify right side
    8,099,137.40x = 29,393,314,265,373.18
  5. Step 5: Solve for x
    x = 29,393,314,265,373.18/8,099,137.40
  6. Step 6: Final answer
    x = 3,629,190.72

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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.