Home / 36,147,741.82-54,223,355.95-11,886,131.57

Finding the Fourth Proportional to 36,147,741.82, 54,223,355.95 and 11,886,131.57

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Solution

The fourth proportional to 36,147,741.82, 54,223,355.95 and 11,886,131.57 is: 17,829,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,147,741.82 : 54,223,355.95 = 11,886,131.57 : x
  2. Step 2: Convert to fraction form
    36,147,741.82/54,223,355.95 = 11,886,131.57/x
  3. Step 3: Cross multiply
    36,147,741.82x = 54,223,355.95 × 11,886,131.57
  4. Step 4: Simplify right side
    36,147,741.82x = 644,505,942,687,810.12
  5. Step 5: Solve for x
    x = 644,505,942,687,810.12/36,147,741.82
  6. Step 6: Final answer
    x = 17,829,770.56

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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.