Home / 21,806,563.80-32,709,845.70-17,555,035.80

Finding the Fourth Proportional to 21,806,563.80, 32,709,845.70 and 17,555,035.80

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Solution

The fourth proportional to 21,806,563.80, 32,709,845.70 and 17,555,035.80 is: 26,332,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,563.80 : 32,709,845.70 = 17,555,035.80 : x
  2. Step 2: Convert to fraction form
    21,806,563.80/32,709,845.70 = 17,555,035.80/x
  3. Step 3: Cross multiply
    21,806,563.80x = 32,709,845.70 × 17,555,035.80
  4. Step 4: Simplify right side
    21,806,563.80x = 574,222,512,275,976.12
  5. Step 5: Solve for x
    x = 574,222,512,275,976.12/21,806,563.80
  6. Step 6: Final answer
    x = 26,332,553.70

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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.