Home / 13,296,542.66-19,903,906.98-8,675,578.85

Finding the Fourth Proportional to 13,296,542.66, 19,903,906.98 and 8,675,578.85

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Solution

The fourth proportional to 13,296,542.66, 19,903,906.98 and 8,675,578.85 is: 12,986,677.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,542.66 : 19,903,906.98 = 8,675,578.85 : x
  2. Step 2: Convert to fraction form
    13,296,542.66/19,903,906.98 = 8,675,578.85/x
  3. Step 3: Cross multiply
    13,296,542.66x = 19,903,906.98 × 8,675,578.85
  4. Step 4: Simplify right side
    13,296,542.66x = 172,677,914,328,535.84
  5. Step 5: Solve for x
    x = 172,677,914,328,535.84/13,296,542.66
  6. Step 6: Final answer
    x = 12,986,677.72

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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.