Home / 16,162,813.85-22,305,204.90-9,193,312.33

Finding the Fourth Proportional to 16,162,813.85, 22,305,204.90 and 9,193,312.33

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Solution

The fourth proportional to 16,162,813.85, 22,305,204.90 and 9,193,312.33 is: 12,687,067.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162,813.85 : 22,305,204.90 = 9,193,312.33 : x
  2. Step 2: Convert to fraction form
    16,162,813.85/22,305,204.90 = 9,193,312.33/x
  3. Step 3: Cross multiply
    16,162,813.85x = 22,305,204.90 × 9,193,312.33
  4. Step 4: Simplify right side
    16,162,813.85x = 205,058,715,174,583.41
  5. Step 5: Solve for x
    x = 205,058,715,174,583.41/16,162,813.85
  6. Step 6: Final answer
    x = 12,687,067.81

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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.