Home / 76,122,757.88-105,046,734.18-41,314,747.72

Finding the Fourth Proportional to 76,122,757.88, 105,046,734.18 and 41,314,747.72

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Solution

The fourth proportional to 76,122,757.88, 105,046,734.18 and 41,314,747.72 is: 57,012,901.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,122,757.88 : 105,046,734.18 = 41,314,747.72 : x
  2. Step 2: Convert to fraction form
    76,122,757.88/105,046,734.18 = 41,314,747.72/x
  3. Step 3: Cross multiply
    76,122,757.88x = 105,046,734.18 × 41,314,747.72
  4. Step 4: Simplify right side
    76,122,757.88x = 4,339,979,321,456,601
  5. Step 5: Solve for x
    x = 4,339,979,321,456,601/76,122,757.88
  6. Step 6: Final answer
    x = 57,012,901.82

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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.