Home / 6,653,331.79-9,181,717.45-3,902,003.61

Finding the Fourth Proportional to 6,653,331.79, 9,181,717.45 and 3,902,003.61

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Solution

The fourth proportional to 6,653,331.79, 9,181,717.45 and 3,902,003.61 is: 5,384,835.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653,331.79 : 9,181,717.45 = 3,902,003.61 : x
  2. Step 2: Convert to fraction form
    6,653,331.79/9,181,717.45 = 3,902,003.61/x
  3. Step 3: Cross multiply
    6,653,331.79x = 9,181,717.45 × 3,902,003.61
  4. Step 4: Simplify right side
    6,653,331.79x = 35,827,094,589,991.41
  5. Step 5: Solve for x
    x = 35,827,094,589,991.41/6,653,331.79
  6. Step 6: Final answer
    x = 5,384,835.11

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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.