Home / 14,234,930.82-21,347,980.11-5,135,846.04

Finding the Fourth Proportional to 14,234,930.82, 21,347,980.11 and 5,135,846.04

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Solution

The fourth proportional to 14,234,930.82, 21,347,980.11 and 5,135,846.04 is: 7,702,175.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,930.82 : 21,347,980.11 = 5,135,846.04 : x
  2. Step 2: Convert to fraction form
    14,234,930.82/21,347,980.11 = 5,135,846.04/x
  3. Step 3: Cross multiply
    14,234,930.82x = 21,347,980.11 × 5,135,846.04
  4. Step 4: Simplify right side
    14,234,930.82x = 109,639,939,109,942.27
  5. Step 5: Solve for x
    x = 109,639,939,109,942.27/14,234,930.82
  6. Step 6: Final answer
    x = 7,702,175.76

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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.