Home / 18,327,028.72-25,270,573.80-11,702,907.04

Finding the Fourth Proportional to 18,327,028.72, 25,270,573.80 and 11,702,907.04

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Solution

The fourth proportional to 18,327,028.72, 25,270,573.80 and 11,702,907.04 is: 16,136,777.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327,028.72 : 25,270,573.80 = 11,702,907.04 : x
  2. Step 2: Convert to fraction form
    18,327,028.72/25,270,573.80 = 11,702,907.04/x
  3. Step 3: Cross multiply
    18,327,028.72x = 25,270,573.80 × 11,702,907.04
  4. Step 4: Simplify right side
    18,327,028.72x = 295,739,176,028,859.56
  5. Step 5: Solve for x
    x = 295,739,176,028,859.56/18,327,028.72
  6. Step 6: Final answer
    x = 16,136,777.03

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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.