Home / 13,899,944.72-20,850,040.10-5,707,092.80

Finding the Fourth Proportional to 13,899,944.72, 20,850,040.10 and 5,707,092.80

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Solution

The fourth proportional to 13,899,944.72, 20,850,040.10 and 5,707,092.80 is: 8,560,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899,944.72 : 20,850,040.10 = 5,707,092.80 : x
  2. Step 2: Convert to fraction form
    13,899,944.72/20,850,040.10 = 5,707,092.80/x
  3. Step 3: Cross multiply
    13,899,944.72x = 20,850,040.10 × 5,707,092.80
  4. Step 4: Simplify right side
    13,899,944.72x = 118,993,113,800,814.11
  5. Step 5: Solve for x
    x = 118,993,113,800,814.11/13,899,944.72
  6. Step 6: Final answer
    x = 8,560,689.71

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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.