Home / 16,857,917.12-23,263,834.56-9,122,957.12

Finding the Fourth Proportional to 16,857,917.12, 23,263,834.56 and 9,122,957.12

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Solution

The fourth proportional to 16,857,917.12, 23,263,834.56 and 9,122,957.12 is: 12,589,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,917.12 : 23,263,834.56 = 9,122,957.12 : x
  2. Step 2: Convert to fraction form
    16,857,917.12/23,263,834.56 = 9,122,957.12/x
  3. Step 3: Cross multiply
    16,857,917.12x = 23,263,834.56 × 9,122,957.12
  4. Step 4: Simplify right side
    16,857,917.12x = 212,234,965,137,654.03
  5. Step 5: Solve for x
    x = 212,234,965,137,654.03/16,857,917.12
  6. Step 6: Final answer
    x = 12,589,631.54

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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.