Home / 16,939,618.80-23,376,629.52-9,204,661.44

Finding the Fourth Proportional to 16,939,618.80, 23,376,629.52 and 9,204,661.44

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Solution

The fourth proportional to 16,939,618.80, 23,376,629.52 and 9,204,661.44 is: 12,702,408.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939,618.80 : 23,376,629.52 = 9,204,661.44 : x
  2. Step 2: Convert to fraction form
    16,939,618.80/23,376,629.52 = 9,204,661.44/x
  3. Step 3: Cross multiply
    16,939,618.80x = 23,376,629.52 × 9,204,661.44
  4. Step 4: Simplify right side
    16,939,618.80x = 215,173,960,339,909.69
  5. Step 5: Solve for x
    x = 215,173,960,339,909.69/16,939,618.80
  6. Step 6: Final answer
    x = 12,702,408.65

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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.