Home / 8,111,512.11-11,181,960.86-6,174,398.73

Finding the Fourth Proportional to 8,111,512.11, 11,181,960.86 and 6,174,398.73

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Solution

The fourth proportional to 8,111,512.11, 11,181,960.86 and 6,174,398.73 is: 8,511,592.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,512.11 : 11,181,960.86 = 6,174,398.73 : x
  2. Step 2: Convert to fraction form
    8,111,512.11/11,181,960.86 = 6,174,398.73/x
  3. Step 3: Cross multiply
    8,111,512.11x = 11,181,960.86 × 6,174,398.73
  4. Step 4: Simplify right side
    8,111,512.11x = 69,041,884,902,021.72
  5. Step 5: Solve for x
    x = 69,041,884,902,021.72/8,111,512.11
  6. Step 6: Final answer
    x = 8,511,592.41

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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.