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Finding the Fourth Proportional to 6,787,524.86, 9,366,969.08 and 3,690,256.62

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Solution

The fourth proportional to 6,787,524.86, 9,366,969.08 and 3,690,256.62 is: 5,092,654.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,524.86 : 9,366,969.08 = 3,690,256.62 : x
  2. Step 2: Convert to fraction form
    6,787,524.86/9,366,969.08 = 3,690,256.62/x
  3. Step 3: Cross multiply
    6,787,524.86x = 9,366,969.08 × 3,690,256.62
  4. Step 4: Simplify right side
    6,787,524.86x = 34,566,519,656,805.31
  5. Step 5: Solve for x
    x = 34,566,519,656,805.31/6,787,524.86
  6. Step 6: Final answer
    x = 5,092,654.59

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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.