Home / 8,353,819.78-12,530,740.61-2,288,604.85

Finding the Fourth Proportional to 8,353,819.78, 12,530,740.61 and 2,288,604.85

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Solution

The fourth proportional to 8,353,819.78, 12,530,740.61 and 2,288,604.85 is: 3,432,910.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,819.78 : 12,530,740.61 = 2,288,604.85 : x
  2. Step 2: Convert to fraction form
    8,353,819.78/12,530,740.61 = 2,288,604.85/x
  3. Step 3: Cross multiply
    8,353,819.78x = 12,530,740.61 × 2,288,604.85
  4. Step 4: Simplify right side
    8,353,819.78x = 28,677,913,734,137.96
  5. Step 5: Solve for x
    x = 28,677,913,734,137.96/8,353,819.78
  6. Step 6: Final answer
    x = 3,432,910.27

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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.