Home / 14,984,212.75-20,678,213.39-8,108,694.81

Finding the Fourth Proportional to 14,984,212.75, 20,678,213.39 and 8,108,694.81

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Solution

The fourth proportional to 14,984,212.75, 20,678,213.39 and 8,108,694.81 is: 11,189,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,212.75 : 20,678,213.39 = 8,108,694.81 : x
  2. Step 2: Convert to fraction form
    14,984,212.75/20,678,213.39 = 8,108,694.81/x
  3. Step 3: Cross multiply
    14,984,212.75x = 20,678,213.39 × 8,108,694.81
  4. Step 4: Simplify right side
    14,984,212.75x = 167,673,321,555,022.03
  5. Step 5: Solve for x
    x = 167,673,321,555,022.03/14,984,212.75
  6. Step 6: Final answer
    x = 11,189,998.73

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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.