Home / 22,144,708.60-33,217,062.90-21,188,114.80

Finding the Fourth Proportional to 22,144,708.60, 33,217,062.90 and 21,188,114.80

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Solution

The fourth proportional to 22,144,708.60, 33,217,062.90 and 21,188,114.80 is: 31,782,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,708.60 : 33,217,062.90 = 21,188,114.80 : x
  2. Step 2: Convert to fraction form
    22,144,708.60/33,217,062.90 = 21,188,114.80/x
  3. Step 3: Cross multiply
    22,144,708.60x = 33,217,062.90 × 21,188,114.80
  4. Step 4: Simplify right side
    22,144,708.60x = 703,806,942,044,020.88
  5. Step 5: Solve for x
    x = 703,806,942,044,020.88/22,144,708.60
  6. Step 6: Final answer
    x = 31,782,172.20

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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.