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Finding the Fourth Proportional to 6,393,368.27, 8,823,021.39 and 3,816,544.64

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Solution

The fourth proportional to 6,393,368.27, 8,823,021.39 and 3,816,544.64 is: 5,266,934.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393,368.27 : 8,823,021.39 = 3,816,544.64 : x
  2. Step 2: Convert to fraction form
    6,393,368.27/8,823,021.39 = 3,816,544.64/x
  3. Step 3: Cross multiply
    6,393,368.27x = 8,823,021.39 × 3,816,544.64
  4. Step 4: Simplify right side
    6,393,368.27x = 33,673,454,950,494.74
  5. Step 5: Solve for x
    x = 33,673,454,950,494.74/6,393,368.27
  6. Step 6: Final answer
    x = 5,266,934.97

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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.