Home / 13,707,809.82-20,562,282.54-11,307,183.66

Finding the Fourth Proportional to 13,707,809.82, 20,562,282.54 and 11,307,183.66

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Solution

The fourth proportional to 13,707,809.82, 20,562,282.54 and 11,307,183.66 is: 16,961,243.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,707,809.82 : 20,562,282.54 = 11,307,183.66 : x
  2. Step 2: Convert to fraction form
    13,707,809.82/20,562,282.54 = 11,307,183.66/x
  3. Step 3: Cross multiply
    13,707,809.82x = 20,562,282.54 × 11,307,183.66
  4. Step 4: Simplify right side
    13,707,809.82x = 232,501,505,148,591.28
  5. Step 5: Solve for x
    x = 232,501,505,148,591.28/13,707,809.82
  6. Step 6: Final answer
    x = 16,961,243.86

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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.