Home / 15,152,229.77-20,910,076.19-8,182,906.64

Finding the Fourth Proportional to 15,152,229.77, 20,910,076.19 and 8,182,906.64

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Solution

The fourth proportional to 15,152,229.77, 20,910,076.19 and 8,182,906.64 is: 11,292,410.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152,229.77 : 20,910,076.19 = 8,182,906.64 : x
  2. Step 2: Convert to fraction form
    15,152,229.77/20,910,076.19 = 8,182,906.64/x
  3. Step 3: Cross multiply
    15,152,229.77x = 20,910,076.19 × 8,182,906.64
  4. Step 4: Simplify right side
    15,152,229.77x = 171,105,201,261,690.66
  5. Step 5: Solve for x
    x = 171,105,201,261,690.66/15,152,229.77
  6. Step 6: Final answer
    x = 11,292,410.68

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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.