Home / 12,097,511.20-18,093,778.80-10,827,301.60

Finding the Fourth Proportional to 12,097,511.20, 18,093,778.80 and 10,827,301.60

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Solution

The fourth proportional to 12,097,511.20, 18,093,778.80 and 10,827,301.60 is: 16,193,975.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,511.20 : 18,093,778.80 = 10,827,301.60 : x
  2. Step 2: Convert to fraction form
    12,097,511.20/18,093,778.80 = 10,827,301.60/x
  3. Step 3: Cross multiply
    12,097,511.20x = 18,093,778.80 × 10,827,301.60
  4. Step 4: Simplify right side
    12,097,511.20x = 195,906,800,151,286.09
  5. Step 5: Solve for x
    x = 195,906,800,151,286.09/12,097,511.20
  6. Step 6: Final answer
    x = 16,193,975.51

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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.