Home / 16,222,401.36-22,385,383.20-9,694,731.60

Finding the Fourth Proportional to 16,222,401.36, 22,385,383.20 and 9,694,731.60

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Solution

The fourth proportional to 16,222,401.36, 22,385,383.20 and 9,694,731.60 is: 13,377,814.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222,401.36 : 22,385,383.20 = 9,694,731.60 : x
  2. Step 2: Convert to fraction form
    16,222,401.36/22,385,383.20 = 9,694,731.60/x
  3. Step 3: Cross multiply
    16,222,401.36x = 22,385,383.20 × 9,694,731.60
  4. Step 4: Simplify right side
    16,222,401.36x = 217,020,281,887,149.09
  5. Step 5: Solve for x
    x = 217,020,281,887,149.09/16,222,401.36
  6. Step 6: Final answer
    x = 13,377,814.85

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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.