Home / 18,027,445.12-27,022,971.84-11,300,583.04

Finding the Fourth Proportional to 18,027,445.12, 27,022,971.84 and 11,300,583.04

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Solution

The fourth proportional to 18,027,445.12, 27,022,971.84 and 11,300,583.04 is: 16,939,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027,445.12 : 27,022,971.84 = 11,300,583.04 : x
  2. Step 2: Convert to fraction form
    18,027,445.12/27,022,971.84 = 11,300,583.04/x
  3. Step 3: Cross multiply
    18,027,445.12x = 27,022,971.84 × 11,300,583.04
  4. Step 4: Simplify right side
    18,027,445.12x = 305,375,337,265,501.56
  5. Step 5: Solve for x
    x = 305,375,337,265,501.56/18,027,445.12
  6. Step 6: Final answer
    x = 16,939,468.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.