Home / 16,907,511.21-23,332,410.68-9,172,553.55

Finding the Fourth Proportional to 16,907,511.21, 23,332,410.68 and 9,172,553.55

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Solution

The fourth proportional to 16,907,511.21, 23,332,410.68 and 9,172,553.55 is: 12,658,148.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907,511.21 : 23,332,410.68 = 9,172,553.55 : x
  2. Step 2: Convert to fraction form
    16,907,511.21/23,332,410.68 = 9,172,553.55/x
  3. Step 3: Cross multiply
    16,907,511.21x = 23,332,410.68 × 9,172,553.55
  4. Step 4: Simplify right side
    16,907,511.21x = 214,017,786,412,891.94
  5. Step 5: Solve for x
    x = 214,017,786,412,891.94/16,907,511.21
  6. Step 6: Final answer
    x = 12,658,148.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.