Home / 22,914,917.38-31,621,955.39-12,601,640.47

Finding the Fourth Proportional to 22,914,917.38, 31,621,955.39 and 12,601,640.47

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Solution

The fourth proportional to 22,914,917.38, 31,621,955.39 and 12,601,640.47 is: 17,389,917.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,914,917.38 : 31,621,955.39 = 12,601,640.47 : x
  2. Step 2: Convert to fraction form
    22,914,917.38/31,621,955.39 = 12,601,640.47/x
  3. Step 3: Cross multiply
    22,914,917.38x = 31,621,955.39 × 12,601,640.47
  4. Step 4: Simplify right side
    22,914,917.38x = 398,488,512,783,158.69
  5. Step 5: Solve for x
    x = 398,488,512,783,158.69/22,914,917.38
  6. Step 6: Final answer
    x = 17,389,917.06

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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.