Home / 11,815,072.52-16,304,814.69-6,382,564.52

Finding the Fourth Proportional to 11,815,072.52, 16,304,814.69 and 6,382,564.52

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Solution

The fourth proportional to 11,815,072.52, 16,304,814.69 and 6,382,564.52 is: 8,807,946.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,815,072.52 : 16,304,814.69 = 6,382,564.52 : x
  2. Step 2: Convert to fraction form
    11,815,072.52/16,304,814.69 = 6,382,564.52/x
  3. Step 3: Cross multiply
    11,815,072.52x = 16,304,814.69 × 6,382,564.52
  4. Step 4: Simplify right side
    11,815,072.52x = 104,066,531,745,568.78
  5. Step 5: Solve for x
    x = 104,066,531,745,568.78/11,815,072.52
  6. Step 6: Final answer
    x = 8,807,946.93

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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.