Home / 8,184,806.20-12,277,209.30-6,377,906.80

Finding the Fourth Proportional to 8,184,806.20, 12,277,209.30 and 6,377,906.80

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Solution

The fourth proportional to 8,184,806.20, 12,277,209.30 and 6,377,906.80 is: 9,566,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184,806.20 : 12,277,209.30 = 6,377,906.80 : x
  2. Step 2: Convert to fraction form
    8,184,806.20/12,277,209.30 = 6,377,906.80/x
  3. Step 3: Cross multiply
    8,184,806.20x = 12,277,209.30 × 6,377,906.80
  4. Step 4: Simplify right side
    8,184,806.20x = 78,302,896,679,493.25
  5. Step 5: Solve for x
    x = 78,302,896,679,493.25/8,184,806.20
  6. Step 6: Final answer
    x = 9,566,860.20

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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.