Home / 18,361,049.45-27,540,577.49-5,580,557.70

Finding the Fourth Proportional to 18,361,049.45, 27,540,577.49 and 5,580,557.70

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Solution

The fourth proportional to 18,361,049.45, 27,540,577.49 and 5,580,557.70 is: 8,370,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361,049.45 : 27,540,577.49 = 5,580,557.70 : x
  2. Step 2: Convert to fraction form
    18,361,049.45/27,540,577.49 = 5,580,557.70/x
  3. Step 3: Cross multiply
    18,361,049.45x = 27,540,577.49 × 5,580,557.70
  4. Step 4: Simplify right side
    18,361,049.45x = 153,691,781,808,691.88
  5. Step 5: Solve for x
    x = 153,691,781,808,691.88/18,361,049.45
  6. Step 6: Final answer
    x = 8,370,533.62

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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.