Home / 68,741,930.70-94,865,662.30-37,381,813.82

Finding the Fourth Proportional to 68,741,930.70, 94,865,662.30 and 37,381,813.82

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Solution

The fourth proportional to 68,741,930.70, 94,865,662.30 and 37,381,813.82 is: 51,587,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,741,930.70 : 94,865,662.30 = 37,381,813.82 : x
  2. Step 2: Convert to fraction form
    68,741,930.70/94,865,662.30 = 37,381,813.82/x
  3. Step 3: Cross multiply
    68,741,930.70x = 94,865,662.30 × 37,381,813.82
  4. Step 4: Simplify right side
    68,741,930.70x = 3,546,250,526,009,593
  5. Step 5: Solve for x
    x = 3,546,250,526,009,593/68,741,930.70
  6. Step 6: Final answer
    x = 51,587,880.79

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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.