Home / 7,391,930.20-11,087,895.30-4,206,880.60

Finding the Fourth Proportional to 7,391,930.20, 11,087,895.30 and 4,206,880.60

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Solution

The fourth proportional to 7,391,930.20, 11,087,895.30 and 4,206,880.60 is: 6,310,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391,930.20 : 11,087,895.30 = 4,206,880.60 : x
  2. Step 2: Convert to fraction form
    7,391,930.20/11,087,895.30 = 4,206,880.60/x
  3. Step 3: Cross multiply
    7,391,930.20x = 11,087,895.30 × 4,206,880.60
  4. Step 4: Simplify right side
    7,391,930.20x = 46,645,451,632,401.18
  5. Step 5: Solve for x
    x = 46,645,451,632,401.18/7,391,930.20
  6. Step 6: Final answer
    x = 6,310,320.90

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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.