Home / 49,343,350.11-68,100,949.32-28,431,379.14

Finding the Fourth Proportional to 49,343,350.11, 68,100,949.32 and 28,431,379.14

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Solution

The fourth proportional to 49,343,350.11, 68,100,949.32 and 28,431,379.14 is: 39,239,409.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,343,350.11 : 68,100,949.32 = 28,431,379.14 : x
  2. Step 2: Convert to fraction form
    49,343,350.11/68,100,949.32 = 28,431,379.14/x
  3. Step 3: Cross multiply
    49,343,350.11x = 68,100,949.32 × 28,431,379.14
  4. Step 4: Simplify right side
    49,343,350.11x = 1,936,203,909,910,845
  5. Step 5: Solve for x
    x = 1,936,203,909,910,845/49,343,350.11
  6. Step 6: Final answer
    x = 39,239,409.27

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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.