Home / 13,025,747.86-17,963,769.42-8,131,424.12

Finding the Fourth Proportional to 13,025,747.86, 17,963,769.42 and 8,131,424.12

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Solution

The fourth proportional to 13,025,747.86, 17,963,769.42 and 8,131,424.12 is: 11,214,022.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025,747.86 : 17,963,769.42 = 8,131,424.12 : x
  2. Step 2: Convert to fraction form
    13,025,747.86/17,963,769.42 = 8,131,424.12/x
  3. Step 3: Cross multiply
    13,025,747.86x = 17,963,769.42 × 8,131,424.12
  4. Step 4: Simplify right side
    13,025,747.86x = 146,071,027,947,906.44
  5. Step 5: Solve for x
    x = 146,071,027,947,906.44/13,025,747.86
  6. Step 6: Final answer
    x = 11,214,022.37

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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.