Home / 18,590,512.88-25,647,416.61-11,235,577.04

Finding the Fourth Proportional to 18,590,512.88, 25,647,416.61 and 11,235,577.04

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Solution

The fourth proportional to 18,590,512.88, 25,647,416.61 and 11,235,577.04 is: 15,500,568.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590,512.88 : 25,647,416.61 = 11,235,577.04 : x
  2. Step 2: Convert to fraction form
    18,590,512.88/25,647,416.61 = 11,235,577.04/x
  3. Step 3: Cross multiply
    18,590,512.88x = 25,647,416.61 × 11,235,577.04
  4. Step 4: Simplify right side
    18,590,512.88x = 288,163,525,070,393.56
  5. Step 5: Solve for x
    x = 288,163,525,070,393.56/18,590,512.88
  6. Step 6: Final answer
    x = 15,500,568.87

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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.