Home / 62,146,669.26-85,747,405.86-40,115,450.44

Finding the Fourth Proportional to 62,146,669.26, 85,747,405.86 and 40,115,450.44

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Solution

The fourth proportional to 62,146,669.26, 85,747,405.86 and 40,115,450.44 is: 55,349,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,146,669.26 : 85,747,405.86 = 40,115,450.44 : x
  2. Step 2: Convert to fraction form
    62,146,669.26/85,747,405.86 = 40,115,450.44/x
  3. Step 3: Cross multiply
    62,146,669.26x = 85,747,405.86 × 40,115,450.44
  4. Step 4: Simplify right side
    62,146,669.26x = 3,439,795,810,135,395.50
  5. Step 5: Solve for x
    x = 3,439,795,810,135,395.50/62,146,669.26
  6. Step 6: Final answer
    x = 55,349,640.63

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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.