Home / 21,560,163.20-32,340,244.80-10,222,755.20

Finding the Fourth Proportional to 21,560,163.20, 32,340,244.80 and 10,222,755.20

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Solution

The fourth proportional to 21,560,163.20, 32,340,244.80 and 10,222,755.20 is: 15,334,132.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,163.20 : 32,340,244.80 = 10,222,755.20 : x
  2. Step 2: Convert to fraction form
    21,560,163.20/32,340,244.80 = 10,222,755.20/x
  3. Step 3: Cross multiply
    21,560,163.20x = 32,340,244.80 × 10,222,755.20
  4. Step 4: Simplify right side
    21,560,163.20x = 330,606,405,698,472.94
  5. Step 5: Solve for x
    x = 330,606,405,698,472.94/21,560,163.20
  6. Step 6: Final answer
    x = 15,334,132.80

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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.