Home / 13,425,961.88-20,145,241.38-6,694,900.76

Finding the Fourth Proportional to 13,425,961.88, 20,145,241.38 and 6,694,900.76

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Solution

The fourth proportional to 13,425,961.88, 20,145,241.38 and 6,694,900.76 is: 10,045,491.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425,961.88 : 20,145,241.38 = 6,694,900.76 : x
  2. Step 2: Convert to fraction form
    13,425,961.88/20,145,241.38 = 6,694,900.76/x
  3. Step 3: Cross multiply
    13,425,961.88x = 20,145,241.38 × 6,694,900.76
  4. Step 4: Simplify right side
    13,425,961.88x = 134,870,391,825,345.44
  5. Step 5: Solve for x
    x = 134,870,391,825,345.44/13,425,961.88
  6. Step 6: Final answer
    x = 10,045,491.94

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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.