Home / 21,436,486.08-29,582,619.82-11,647,093.72

Finding the Fourth Proportional to 21,436,486.08, 29,582,619.82 and 11,647,093.72

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Solution

The fourth proportional to 21,436,486.08, 29,582,619.82 and 11,647,093.72 is: 16,073,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,436,486.08 : 29,582,619.82 = 11,647,093.72 : x
  2. Step 2: Convert to fraction form
    21,436,486.08/29,582,619.82 = 11,647,093.72/x
  3. Step 3: Cross multiply
    21,436,486.08x = 29,582,619.82 × 11,647,093.72
  4. Step 4: Simplify right side
    21,436,486.08x = 344,551,545,526,669.56
  5. Step 5: Solve for x
    x = 344,551,545,526,669.56/21,436,486.08
  6. Step 6: Final answer
    x = 16,073,135.51

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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.