Home / 47,777,876.28-71,667,076.84-11,876,084.28

Finding the Fourth Proportional to 47,777,876.28, 71,667,076.84 and 11,876,084.28

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Solution

The fourth proportional to 47,777,876.28, 71,667,076.84 and 11,876,084.28 is: 17,814,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,777,876.28 : 71,667,076.84 = 11,876,084.28 : x
  2. Step 2: Convert to fraction form
    47,777,876.28/71,667,076.84 = 11,876,084.28/x
  3. Step 3: Cross multiply
    47,777,876.28x = 71,667,076.84 × 11,876,084.28
  4. Step 4: Simplify right side
    47,777,876.28x = 851,124,244,653,076.12
  5. Step 5: Solve for x
    x = 851,124,244,653,076.12/47,777,876.28
  6. Step 6: Final answer
    x = 17,814,191.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.