Home / 47,589,116.47-71,383,921.04-21,663,286.83

Finding the Fourth Proportional to 47,589,116.47, 71,383,921.04 and 21,663,286.83

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Solution

The fourth proportional to 47,589,116.47, 71,383,921.04 and 21,663,286.83 is: 32,495,042.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,589,116.47 : 71,383,921.04 = 21,663,286.83 : x
  2. Step 2: Convert to fraction form
    47,589,116.47/71,383,921.04 = 21,663,286.83/x
  3. Step 3: Cross multiply
    47,589,116.47x = 71,383,921.04 × 21,663,286.83
  4. Step 4: Simplify right side
    47,589,116.47x = 1,546,410,356,512,512.50
  5. Step 5: Solve for x
    x = 1,546,410,356,512,512.50/47,589,116.47
  6. Step 6: Final answer
    x = 32,495,042.38

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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.