Home / 12,135,653.10-18,203,479.65-11,096,390.70

Finding the Fourth Proportional to 12,135,653.10, 18,203,479.65 and 11,096,390.70

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Solution

The fourth proportional to 12,135,653.10, 18,203,479.65 and 11,096,390.70 is: 16,644,586.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,135,653.10 : 18,203,479.65 = 11,096,390.70 : x
  2. Step 2: Convert to fraction form
    12,135,653.10/18,203,479.65 = 11,096,390.70/x
  3. Step 3: Cross multiply
    12,135,653.10x = 18,203,479.65 × 11,096,390.70
  4. Step 4: Simplify right side
    12,135,653.10x = 201,992,922,295,899.22
  5. Step 5: Solve for x
    x = 201,992,922,295,899.22/12,135,653.10
  6. Step 6: Final answer
    x = 16,644,586.05

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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.