Home / 22,182,918.80-33,274,378.20-21,332,613.20

Finding the Fourth Proportional to 22,182,918.80, 33,274,378.20 and 21,332,613.20

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Solution

The fourth proportional to 22,182,918.80, 33,274,378.20 and 21,332,613.20 is: 31,998,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182,918.80 : 33,274,378.20 = 21,332,613.20 : x
  2. Step 2: Convert to fraction form
    22,182,918.80/33,274,378.20 = 21,332,613.20/x
  3. Step 3: Cross multiply
    22,182,918.80x = 33,274,378.20 × 21,332,613.20
  4. Step 4: Simplify right side
    22,182,918.80x = 709,829,439,611,112.25
  5. Step 5: Solve for x
    x = 709,829,439,611,112.25/22,182,918.80
  6. Step 6: Final answer
    x = 31,998,919.80

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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.