Home / 15,024,138.46-20,733,780.41-8,497,640.22

Finding the Fourth Proportional to 15,024,138.46, 20,733,780.41 and 8,497,640.22

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Solution

The fourth proportional to 15,024,138.46, 20,733,780.41 and 8,497,640.22 is: 11,727,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024,138.46 : 20,733,780.41 = 8,497,640.22 : x
  2. Step 2: Convert to fraction form
    15,024,138.46/20,733,780.41 = 8,497,640.22/x
  3. Step 3: Cross multiply
    15,024,138.46x = 20,733,780.41 × 8,497,640.22
  4. Step 4: Simplify right side
    15,024,138.46x = 176,188,206,324,664.09
  5. Step 5: Solve for x
    x = 176,188,206,324,664.09/15,024,138.46
  6. Step 6: Final answer
    x = 11,727,008.96

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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.