Home / 21,142,593.33-29,177,579.31-11,850,333.63

Finding the Fourth Proportional to 21,142,593.33, 29,177,579.31 and 11,850,333.63

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Solution

The fourth proportional to 21,142,593.33, 29,177,579.31 and 11,850,333.63 is: 16,353,909.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,142,593.33 : 29,177,579.31 = 11,850,333.63 : x
  2. Step 2: Convert to fraction form
    21,142,593.33/29,177,579.31 = 11,850,333.63/x
  3. Step 3: Cross multiply
    21,142,593.33x = 29,177,579.31 × 11,850,333.63
  4. Step 4: Simplify right side
    21,142,593.33x = 345,764,049,339,285.19
  5. Step 5: Solve for x
    x = 345,764,049,339,285.19/21,142,593.33
  6. Step 6: Final answer
    x = 16,353,909.09

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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.