Home / 10,821,896.14-16,229,015.28-3,143,943.60

Finding the Fourth Proportional to 10,821,896.14, 16,229,015.28 and 3,143,943.60

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Solution

The fourth proportional to 10,821,896.14, 16,229,015.28 and 3,143,943.60 is: 4,714,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821,896.14 : 16,229,015.28 = 3,143,943.60 : x
  2. Step 2: Convert to fraction form
    10,821,896.14/16,229,015.28 = 3,143,943.60/x
  3. Step 3: Cross multiply
    10,821,896.14x = 16,229,015.28 × 3,143,943.60
  4. Step 4: Simplify right side
    10,821,896.14x = 51,023,108,723,858.21
  5. Step 5: Solve for x
    x = 51,023,108,723,858.21/10,821,896.14
  6. Step 6: Final answer
    x = 4,714,803.03

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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.