Home / 16,815,121.66-23,204,938.89-9,473,042.71

Finding the Fourth Proportional to 16,815,121.66, 23,204,938.89 and 9,473,042.71

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Solution

The fourth proportional to 16,815,121.66, 23,204,938.89 and 9,473,042.71 is: 13,072,838.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815,121.66 : 23,204,938.89 = 9,473,042.71 : x
  2. Step 2: Convert to fraction form
    16,815,121.66/23,204,938.89 = 9,473,042.71/x
  3. Step 3: Cross multiply
    16,815,121.66x = 23,204,938.89 × 9,473,042.71
  4. Step 4: Simplify right side
    16,815,121.66x = 219,821,377,187,910.03
  5. Step 5: Solve for x
    x = 219,821,377,187,910.03/16,815,121.66
  6. Step 6: Final answer
    x = 13,072,838.94

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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.