Home / 16,999,940.29-25,504,913.45-5,485,191.54

Finding the Fourth Proportional to 16,999,940.29, 25,504,913.45 and 5,485,191.54

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Solution

The fourth proportional to 16,999,940.29, 25,504,913.45 and 5,485,191.54 is: 8,229,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999,940.29 : 25,504,913.45 = 5,485,191.54 : x
  2. Step 2: Convert to fraction form
    16,999,940.29/25,504,913.45 = 5,485,191.54/x
  3. Step 3: Cross multiply
    16,999,940.29x = 25,504,913.45 × 5,485,191.54
  4. Step 4: Simplify right side
    16,999,940.29x = 139,899,335,481,892.02
  5. Step 5: Solve for x
    x = 139,899,335,481,892.02/16,999,940.29
  6. Step 6: Final answer
    x = 8,229,401.58

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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.