Home / 14,716,941.68-20,309,379.62-8,192,112.54

Finding the Fourth Proportional to 14,716,941.68, 20,309,379.62 and 8,192,112.54

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Solution

The fourth proportional to 14,716,941.68, 20,309,379.62 and 8,192,112.54 is: 11,305,115.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716,941.68 : 20,309,379.62 = 8,192,112.54 : x
  2. Step 2: Convert to fraction form
    14,716,941.68/20,309,379.62 = 8,192,112.54/x
  3. Step 3: Cross multiply
    14,716,941.68x = 20,309,379.62 × 8,192,112.54
  4. Step 4: Simplify right side
    14,716,941.68x = 166,376,723,423,661.88
  5. Step 5: Solve for x
    x = 166,376,723,423,661.88/14,716,941.68
  6. Step 6: Final answer
    x = 11,305,115.36

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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.