Home / 15,051,104.32-20,770,563.36-8,175,530.56

Finding the Fourth Proportional to 15,051,104.32, 20,770,563.36 and 8,175,530.56

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Solution

The fourth proportional to 15,051,104.32, 20,770,563.36 and 8,175,530.56 is: 11,282,253.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,051,104.32 : 20,770,563.36 = 8,175,530.56 : x
  2. Step 2: Convert to fraction form
    15,051,104.32/20,770,563.36 = 8,175,530.56/x
  3. Step 3: Cross multiply
    15,051,104.32x = 20,770,563.36 × 8,175,530.56
  4. Step 4: Simplify right side
    15,051,104.32x = 169,810,375,498,096.28
  5. Step 5: Solve for x
    x = 169,810,375,498,096.28/15,051,104.32
  6. Step 6: Final answer
    x = 11,282,253.57

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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.