Home / 11,775,646.89-16,251,154.13-6,815,087.82

Finding the Fourth Proportional to 11,775,646.89, 16,251,154.13 and 6,815,087.82

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Solution

The fourth proportional to 11,775,646.89, 16,251,154.13 and 6,815,087.82 is: 9,405,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775,646.89 : 16,251,154.13 = 6,815,087.82 : x
  2. Step 2: Convert to fraction form
    11,775,646.89/16,251,154.13 = 6,815,087.82/x
  3. Step 3: Cross multiply
    11,775,646.89x = 16,251,154.13 × 6,815,087.82
  4. Step 4: Simplify right side
    11,775,646.89x = 110,753,042,589,343.42
  5. Step 5: Solve for x
    x = 110,753,042,589,343.42/11,775,646.89
  6. Step 6: Final answer
    x = 9,405,261.86

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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.