Home / 21,809,908.80-32,714,863.20-17,558,380.80

Finding the Fourth Proportional to 21,809,908.80, 32,714,863.20 and 17,558,380.80

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Solution

The fourth proportional to 21,809,908.80, 32,714,863.20 and 17,558,380.80 is: 26,337,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,809,908.80 : 32,714,863.20 = 17,558,380.80 : x
  2. Step 2: Convert to fraction form
    21,809,908.80/32,714,863.20 = 17,558,380.80/x
  3. Step 3: Cross multiply
    21,809,908.80x = 32,714,863.20 × 17,558,380.80
  4. Step 4: Simplify right side
    21,809,908.80x = 574,420,025,885,506.62
  5. Step 5: Solve for x
    x = 574,420,025,885,506.62/21,809,908.80
  6. Step 6: Final answer
    x = 26,337,571.20

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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.