Home / 91,405,777.98-126,140,213.16-49,589,841.14

Finding the Fourth Proportional to 91,405,777.98, 126,140,213.16 and 49,589,841.14

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Solution

The fourth proportional to 91,405,777.98, 126,140,213.16 and 49,589,841.14 is: 68,434,110.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,405,777.98 : 126,140,213.16 = 49,589,841.14 : x
  2. Step 2: Convert to fraction form
    91,405,777.98/126,140,213.16 = 49,589,841.14/x
  3. Step 3: Cross multiply
    91,405,777.98x = 126,140,213.16 × 49,589,841.14
  4. Step 4: Simplify right side
    91,405,777.98x = 6,255,273,131,970,137
  5. Step 5: Solve for x
    x = 6,255,273,131,970,137/91,405,777.98
  6. Step 6: Final answer
    x = 68,434,110.73

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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.