Home / 16,195,998.42-22,335,992.19-13,438,311.66

Finding the Fourth Proportional to 16,195,998.42, 22,335,992.19 and 13,438,311.66

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Solution

The fourth proportional to 16,195,998.42, 22,335,992.19 and 13,438,311.66 is: 18,532,850.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,195,998.42 : 22,335,992.19 = 13,438,311.66 : x
  2. Step 2: Convert to fraction form
    16,195,998.42/22,335,992.19 = 13,438,311.66/x
  3. Step 3: Cross multiply
    16,195,998.42x = 22,335,992.19 × 13,438,311.66
  4. Step 4: Simplify right side
    16,195,998.42x = 300,158,024,284,545.94
  5. Step 5: Solve for x
    x = 300,158,024,284,545.94/16,195,998.42
  6. Step 6: Final answer
    x = 18,532,850.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.