Home / 45,493,757.10-68,240,635.65-40,958,793.90

Finding the Fourth Proportional to 45,493,757.10, 68,240,635.65 and 40,958,793.90

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Solution

The fourth proportional to 45,493,757.10, 68,240,635.65 and 40,958,793.90 is: 61,438,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493,757.10 : 68,240,635.65 = 40,958,793.90 : x
  2. Step 2: Convert to fraction form
    45,493,757.10/68,240,635.65 = 40,958,793.90/x
  3. Step 3: Cross multiply
    45,493,757.10x = 68,240,635.65 × 40,958,793.90
  4. Step 4: Simplify right side
    45,493,757.10x = 2,795,054,131,193,342.50
  5. Step 5: Solve for x
    x = 2,795,054,131,193,342.50/45,493,757.10
  6. Step 6: Final answer
    x = 61,438,190.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.