Home / 22,007,615.05-30,369,917.57-13,192,046.47

Finding the Fourth Proportional to 22,007,615.05, 30,369,917.57 and 13,192,046.47

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Solution

The fourth proportional to 22,007,615.05, 30,369,917.57 and 13,192,046.47 is: 18,204,669.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007,615.05 : 30,369,917.57 = 13,192,046.47 : x
  2. Step 2: Convert to fraction form
    22,007,615.05/30,369,917.57 = 13,192,046.47/x
  3. Step 3: Cross multiply
    22,007,615.05x = 30,369,917.57 × 13,192,046.47
  4. Step 4: Simplify right side
    22,007,615.05x = 400,641,363,845,511.62
  5. Step 5: Solve for x
    x = 400,641,363,845,511.62/22,007,615.05
  6. Step 6: Final answer
    x = 18,204,669.74

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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.