Home / 8,377,021.21-12,553,906.54-3,816,925.73

Finding the Fourth Proportional to 8,377,021.21, 12,553,906.54 and 3,816,925.73

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Solution

The fourth proportional to 8,377,021.21, 12,553,906.54 and 3,816,925.73 is: 5,720,091.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377,021.21 : 12,553,906.54 = 3,816,925.73 : x
  2. Step 2: Convert to fraction form
    8,377,021.21/12,553,906.54 = 3,816,925.73/x
  3. Step 3: Cross multiply
    8,377,021.21x = 12,553,906.54 × 3,816,925.73
  4. Step 4: Simplify right side
    8,377,021.21x = 47,917,328,865,456.65
  5. Step 5: Solve for x
    x = 47,917,328,865,456.65/8,377,021.21
  6. Step 6: Final answer
    x = 5,720,091.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.