Home / 16,821,190.67-23,213,253.29-9,086,236.41

Finding the Fourth Proportional to 16,821,190.67, 23,213,253.29 and 9,086,236.41

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Solution

The fourth proportional to 16,821,190.67, 23,213,253.29 and 9,086,236.41 is: 12,539,011.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,190.67 : 23,213,253.29 = 9,086,236.41 : x
  2. Step 2: Convert to fraction form
    16,821,190.67/23,213,253.29 = 9,086,236.41/x
  3. Step 3: Cross multiply
    16,821,190.67x = 23,213,253.29 × 9,086,236.41
  4. Step 4: Simplify right side
    16,821,190.67x = 210,921,107,173,816.19
  5. Step 5: Solve for x
    x = 210,921,107,173,816.19/16,821,190.67
  6. Step 6: Final answer
    x = 12,539,011.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.