Home / 22,143,293.40-33,214,940.10-18,616,099.80

Finding the Fourth Proportional to 22,143,293.40, 33,214,940.10 and 18,616,099.80

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Solution

The fourth proportional to 22,143,293.40, 33,214,940.10 and 18,616,099.80 is: 27,924,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,293.40 : 33,214,940.10 = 18,616,099.80 : x
  2. Step 2: Convert to fraction form
    22,143,293.40/33,214,940.10 = 18,616,099.80/x
  3. Step 3: Cross multiply
    22,143,293.40x = 33,214,940.10 × 18,616,099.80
  4. Step 4: Simplify right side
    22,143,293.40x = 618,332,639,752,622
  5. Step 5: Solve for x
    x = 618,332,639,752,622/22,143,293.40
  6. Step 6: Final answer
    x = 27,924,149.70

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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.