Home / 21,436,486.83-29,582,620.85-11,647,094.47

Finding the Fourth Proportional to 21,436,486.83, 29,582,620.85 and 11,647,094.47

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Solution

The fourth proportional to 21,436,486.83, 29,582,620.85 and 11,647,094.47 is: 16,073,136.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,436,486.83 : 29,582,620.85 = 11,647,094.47 : x
  2. Step 2: Convert to fraction form
    21,436,486.83/29,582,620.85 = 11,647,094.47/x
  3. Step 3: Cross multiply
    21,436,486.83x = 29,582,620.85 × 11,647,094.47
  4. Step 4: Simplify right side
    21,436,486.83x = 344,551,579,665,302.88
  5. Step 5: Solve for x
    x = 344,551,579,665,302.88/21,436,486.83
  6. Step 6: Final answer
    x = 16,073,136.54

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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.