Home / 16,821,003.70-25,231,505.55-11,081,440.90

Finding the Fourth Proportional to 16,821,003.70, 25,231,505.55 and 11,081,440.90

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Solution

The fourth proportional to 16,821,003.70, 25,231,505.55 and 11,081,440.90 is: 16,622,161.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,003.70 : 25,231,505.55 = 11,081,440.90 : x
  2. Step 2: Convert to fraction form
    16,821,003.70/25,231,505.55 = 11,081,440.90/x
  3. Step 3: Cross multiply
    16,821,003.70x = 25,231,505.55 × 11,081,440.90
  4. Step 4: Simplify right side
    16,821,003.70x = 279,601,437,570,347
  5. Step 5: Solve for x
    x = 279,601,437,570,347/16,821,003.70
  6. Step 6: Final answer
    x = 16,622,161.35

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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.