Home / 22,206,908.76-30,643,174.80-12,282,214.34

Finding the Fourth Proportional to 22,206,908.76, 30,643,174.80 and 12,282,214.34

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Solution

The fourth proportional to 22,206,908.76, 30,643,174.80 and 12,282,214.34 is: 16,948,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,206,908.76 : 30,643,174.80 = 12,282,214.34 : x
  2. Step 2: Convert to fraction form
    22,206,908.76/30,643,174.80 = 12,282,214.34/x
  3. Step 3: Cross multiply
    22,206,908.76x = 30,643,174.80 × 12,282,214.34
  4. Step 4: Simplify right side
    22,206,908.76x = 376,366,040,997,589
  5. Step 5: Solve for x
    x = 376,366,040,997,589/22,206,908.76
  6. Step 6: Final answer
    x = 16,948,150.91

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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.