Home / 18,163,786.43-25,072,098.33-10,823,921.61

Finding the Fourth Proportional to 18,163,786.43, 25,072,098.33 and 10,823,921.61

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Solution

The fourth proportional to 18,163,786.43, 25,072,098.33 and 10,823,921.61 is: 14,940,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,786.43 : 25,072,098.33 = 10,823,921.61 : x
  2. Step 2: Convert to fraction form
    18,163,786.43/25,072,098.33 = 10,823,921.61/x
  3. Step 3: Cross multiply
    18,163,786.43x = 25,072,098.33 × 10,823,921.61
  4. Step 4: Simplify right side
    18,163,786.43x = 271,378,426,922,131.88
  5. Step 5: Solve for x
    x = 271,378,426,922,131.88/18,163,786.43
  6. Step 6: Final answer
    x = 14,940,630.80

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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.