Home / 11,518,863.72-17,271,610.96-5,453,544.24

Finding the Fourth Proportional to 11,518,863.72, 17,271,610.96 and 5,453,544.24

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Solution

The fourth proportional to 11,518,863.72, 17,271,610.96 and 5,453,544.24 is: 8,177,151.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518,863.72 : 17,271,610.96 = 5,453,544.24 : x
  2. Step 2: Convert to fraction form
    11,518,863.72/17,271,610.96 = 5,453,544.24/x
  3. Step 3: Cross multiply
    11,518,863.72x = 17,271,610.96 × 5,453,544.24
  4. Step 4: Simplify right side
    11,518,863.72x = 94,191,494,466,428.88
  5. Step 5: Solve for x
    x = 94,191,494,466,428.88/11,518,863.72
  6. Step 6: Final answer
    x = 8,177,151.56

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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.