Home / 40,672,190.80-61,008,286.20-13,745,846.80

Finding the Fourth Proportional to 40,672,190.80, 61,008,286.20 and 13,745,846.80

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Solution

The fourth proportional to 40,672,190.80, 61,008,286.20 and 13,745,846.80 is: 20,618,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,672,190.80 : 61,008,286.20 = 13,745,846.80 : x
  2. Step 2: Convert to fraction form
    40,672,190.80/61,008,286.20 = 13,745,846.80/x
  3. Step 3: Cross multiply
    40,672,190.80x = 61,008,286.20 × 13,745,846.80
  4. Step 4: Simplify right side
    40,672,190.80x = 838,610,555,635,754.25
  5. Step 5: Solve for x
    x = 838,610,555,635,754.25/40,672,190.80
  6. Step 6: Final answer
    x = 20,618,770.20

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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.