Home / 27,933,960.20-38,527,026.64-18,147,557.54

Finding the Fourth Proportional to 27,933,960.20, 38,527,026.64 and 18,147,557.54

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Solution

The fourth proportional to 27,933,960.20, 38,527,026.64 and 18,147,557.54 is: 25,029,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933,960.20 : 38,527,026.64 = 18,147,557.54 : x
  2. Step 2: Convert to fraction form
    27,933,960.20/38,527,026.64 = 18,147,557.54/x
  3. Step 3: Cross multiply
    27,933,960.20x = 38,527,026.64 × 18,147,557.54
  4. Step 4: Simplify right side
    27,933,960.20x = 699,171,432,845,461.62
  5. Step 5: Solve for x
    x = 699,171,432,845,461.62/27,933,960.20
  6. Step 6: Final answer
    x = 25,029,441.87

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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.