Home / 12,305,654.13-16,982,145.09-6,799,383.75

Finding the Fourth Proportional to 12,305,654.13, 16,982,145.09 and 6,799,383.75

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Solution

The fourth proportional to 12,305,654.13, 16,982,145.09 and 6,799,383.75 is: 9,383,338.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,654.13 : 16,982,145.09 = 6,799,383.75 : x
  2. Step 2: Convert to fraction form
    12,305,654.13/16,982,145.09 = 6,799,383.75/x
  3. Step 3: Cross multiply
    12,305,654.13x = 16,982,145.09 × 6,799,383.75
  4. Step 4: Simplify right side
    12,305,654.13x = 115,468,121,365,088.28
  5. Step 5: Solve for x
    x = 115,468,121,365,088.28/12,305,654.13
  6. Step 6: Final answer
    x = 9,383,338.76

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1.5x scale

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.