Home / 68,379,142.37-94,363,245.63-37,017,190.50

Finding the Fourth Proportional to 68,379,142.37, 94,363,245.63 and 37,017,190.50

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Solution

The fourth proportional to 68,379,142.37, 94,363,245.63 and 37,017,190.50 is: 51,083,738.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,379,142.37 : 94,363,245.63 = 37,017,190.50 : x
  2. Step 2: Convert to fraction form
    68,379,142.37/94,363,245.63 = 37,017,190.50/x
  3. Step 3: Cross multiply
    68,379,142.37x = 94,363,245.63 × 37,017,190.50
  4. Step 4: Simplify right side
    68,379,142.37x = 3,493,062,239,684,002.50
  5. Step 5: Solve for x
    x = 3,493,062,239,684,002.50/68,379,142.37
  6. Step 6: Final answer
    x = 51,083,738.68

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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.