Home / 16,952,819.61-23,394,728.57-9,217,864.65

Finding the Fourth Proportional to 16,952,819.61, 23,394,728.57 and 9,217,864.65

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Solution

The fourth proportional to 16,952,819.61, 23,394,728.57 and 9,217,864.65 is: 12,720,564.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,952,819.61 : 23,394,728.57 = 9,217,864.65 : x
  2. Step 2: Convert to fraction form
    16,952,819.61/23,394,728.57 = 9,217,864.65/x
  3. Step 3: Cross multiply
    16,952,819.61x = 23,394,728.57 × 9,217,864.65
  4. Step 4: Simplify right side
    16,952,819.61x = 215,649,441,435,658.75
  5. Step 5: Solve for x
    x = 215,649,441,435,658.75/16,952,819.61
  6. Step 6: Final answer
    x = 12,720,564.86

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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.