Home / 18,693,377.73-25,796,896.97-10,320,763.70

Finding the Fourth Proportional to 18,693,377.73, 25,796,896.97 and 10,320,763.70

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Solution

The fourth proportional to 18,693,377.73, 25,796,896.97 and 10,320,763.70 is: 14,242,673.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,693,377.73 : 25,796,896.97 = 10,320,763.70 : x
  2. Step 2: Convert to fraction form
    18,693,377.73/25,796,896.97 = 10,320,763.70/x
  3. Step 3: Cross multiply
    18,693,377.73x = 25,796,896.97 × 10,320,763.70
  4. Step 4: Simplify right side
    18,693,377.73x = 266,243,677,640,027.69
  5. Step 5: Solve for x
    x = 266,243,677,640,027.69/18,693,377.73
  6. Step 6: Final answer
    x = 14,242,673.61

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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.