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Finding the Fourth Proportional to 16,969,329.20, 25,426,000.20 and 14,449,905.20

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Solution

The fourth proportional to 16,969,329.20, 25,426,000.20 and 14,449,905.20 is: 21,651,020.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,969,329.20 : 25,426,000.20 = 14,449,905.20 : x
  2. Step 2: Convert to fraction form
    16,969,329.20/25,426,000.20 = 14,449,905.20/x
  3. Step 3: Cross multiply
    16,969,329.20x = 25,426,000.20 × 14,449,905.20
  4. Step 4: Simplify right side
    16,969,329.20x = 367,403,292,505,181
  5. Step 5: Solve for x
    x = 367,403,292,505,181/16,969,329.20
  6. Step 6: Final answer
    x = 21,651,020.39

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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.