Home / 8,099,012.10-12,148,712.55-2,419,421.70

Finding the Fourth Proportional to 8,099,012.10, 12,148,712.55 and 2,419,421.70

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Solution

The fourth proportional to 8,099,012.10, 12,148,712.55 and 2,419,421.70 is: 3,629,190.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,012.10 : 12,148,712.55 = 2,419,421.70 : x
  2. Step 2: Convert to fraction form
    8,099,012.10/12,148,712.55 = 2,419,421.70/x
  3. Step 3: Cross multiply
    8,099,012.10x = 12,148,712.55 × 2,419,421.70
  4. Step 4: Simplify right side
    8,099,012.10x = 29,392,858,770,532.34
  5. Step 5: Solve for x
    x = 29,392,858,770,532.34/8,099,012.10
  6. Step 6: Final answer
    x = 3,629,190.62

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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.