Home / 33,100,143.57-45,674,229.90-18,412,098.48

Finding the Fourth Proportional to 33,100,143.57, 45,674,229.90 and 18,412,098.48

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Solution

The fourth proportional to 33,100,143.57, 45,674,229.90 and 18,412,098.48 is: 25,406,488.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,100,143.57 : 45,674,229.90 = 18,412,098.48 : x
  2. Step 2: Convert to fraction form
    33,100,143.57/45,674,229.90 = 18,412,098.48/x
  3. Step 3: Cross multiply
    33,100,143.57x = 45,674,229.90 × 18,412,098.48
  4. Step 4: Simplify right side
    33,100,143.57x = 840,958,418,916,960.50
  5. Step 5: Solve for x
    x = 840,958,418,916,960.50/33,100,143.57
  6. Step 6: Final answer
    x = 25,406,488.56

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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.