Home / 18,192,783.60-27,289,175.40-9,096,285.15

Finding the Fourth Proportional to 18,192,783.60, 27,289,175.40 and 9,096,285.15

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Solution

The fourth proportional to 18,192,783.60, 27,289,175.40 and 9,096,285.15 is: 13,644,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,783.60 : 27,289,175.40 = 9,096,285.15 : x
  2. Step 2: Convert to fraction form
    18,192,783.60/27,289,175.40 = 9,096,285.15/x
  3. Step 3: Cross multiply
    18,192,783.60x = 27,289,175.40 × 9,096,285.15
  4. Step 4: Simplify right side
    18,192,783.60x = 248,230,120,946,765.31
  5. Step 5: Solve for x
    x = 248,230,120,946,765.31/18,192,783.60
  6. Step 6: Final answer
    x = 13,644,427.73

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Double scale
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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.