Home / 8,196,762.38-12,295,734.12-3,148,072.88

Finding the Fourth Proportional to 8,196,762.38, 12,295,734.12 and 3,148,072.88

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Solution

The fourth proportional to 8,196,762.38, 12,295,734.12 and 3,148,072.88 is: 4,722,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,762.38 : 12,295,734.12 = 3,148,072.88 : x
  2. Step 2: Convert to fraction form
    8,196,762.38/12,295,734.12 = 3,148,072.88/x
  3. Step 3: Cross multiply
    8,196,762.38x = 12,295,734.12 × 3,148,072.88
  4. Step 4: Simplify right side
    8,196,762.38x = 38,707,867,061,383.99
  5. Step 5: Solve for x
    x = 38,707,867,061,383.99/8,196,762.38
  6. Step 6: Final answer
    x = 4,722,336.12

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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.