Home / 21,732,183.20-29,952,450.96-15,918,609.44

Finding the Fourth Proportional to 21,732,183.20, 29,952,450.96 and 15,918,609.44

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Solution

The fourth proportional to 21,732,183.20, 29,952,450.96 and 15,918,609.44 is: 21,939,874.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,183.20 : 29,952,450.96 = 15,918,609.44 : x
  2. Step 2: Convert to fraction form
    21,732,183.20/29,952,450.96 = 15,918,609.44/x
  3. Step 3: Cross multiply
    21,732,183.20x = 29,952,450.96 × 15,918,609.44
  4. Step 4: Simplify right side
    21,732,183.20x = 476,801,368,602,993.06
  5. Step 5: Solve for x
    x = 476,801,368,602,993.06/21,732,183.20
  6. Step 6: Final answer
    x = 21,939,874.34

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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.