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Finding the Fourth Proportional to 16,965,562.05, 25,448,343.09 and 16,965,562.05

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Solution

The fourth proportional to 16,965,562.05, 25,448,343.09 and 16,965,562.05 is: 25,448,343.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965,562.05 : 25,448,343.09 = 16,965,562.05 : x
  2. Step 2: Convert to fraction form
    16,965,562.05/25,448,343.09 = 16,965,562.05/x
  3. Step 3: Cross multiply
    16,965,562.05x = 25,448,343.09 × 16,965,562.05
  4. Step 4: Simplify right side
    16,965,562.05x = 431,745,443,763,083.75
  5. Step 5: Solve for x
    x = 431,745,443,763,083.75/16,965,562.05
  6. Step 6: Final answer
    x = 25,448,343.09

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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.