Home / 16,760,138.64-25,120,709.64-9,576,708.72

Finding the Fourth Proportional to 16,760,138.64, 25,120,709.64 and 9,576,708.72

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Solution

The fourth proportional to 16,760,138.64, 25,120,709.64 and 9,576,708.72 is: 14,353,921.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,760,138.64 : 25,120,709.64 = 9,576,708.72 : x
  2. Step 2: Convert to fraction form
    16,760,138.64/25,120,709.64 = 9,576,708.72/x
  3. Step 3: Cross multiply
    16,760,138.64x = 25,120,709.64 × 9,576,708.72
  4. Step 4: Simplify right side
    16,760,138.64x = 240,573,719,061,976.09
  5. Step 5: Solve for x
    x = 240,573,719,061,976.09/16,760,138.64
  6. Step 6: Final answer
    x = 14,353,921.78

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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.