Home / 18,385,504.80-27,594,003.60-8,166,091.20

Finding the Fourth Proportional to 18,385,504.80, 27,594,003.60 and 8,166,091.20

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Solution

The fourth proportional to 18,385,504.80, 27,594,003.60 and 8,166,091.20 is: 12,256,130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,385,504.80 : 27,594,003.60 = 8,166,091.20 : x
  2. Step 2: Convert to fraction form
    18,385,504.80/27,594,003.60 = 8,166,091.20/x
  3. Step 3: Cross multiply
    18,385,504.80x = 27,594,003.60 × 8,166,091.20
  4. Step 4: Simplify right side
    18,385,504.80x = 225,335,149,970,728.34
  5. Step 5: Solve for x
    x = 225,335,149,970,728.34/18,385,504.80
  6. Step 6: Final answer
    x = 12,256,130.71

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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.