Home / 11,072,019.80-16,608,029.70-6,518,394.20

Finding the Fourth Proportional to 11,072,019.80, 16,608,029.70 and 6,518,394.20

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Solution

The fourth proportional to 11,072,019.80, 16,608,029.70 and 6,518,394.20 is: 9,777,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,019.80 : 16,608,029.70 = 6,518,394.20 : x
  2. Step 2: Convert to fraction form
    11,072,019.80/16,608,029.70 = 6,518,394.20/x
  3. Step 3: Cross multiply
    11,072,019.80x = 16,608,029.70 × 6,518,394.20
  4. Step 4: Simplify right side
    11,072,019.80x = 108,257,684,469,907.73
  5. Step 5: Solve for x
    x = 108,257,684,469,907.73/11,072,019.80
  6. Step 6: Final answer
    x = 9,777,591.30

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Similar ratio
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1.5x scale

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.