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Finding the Fourth Proportional to 16,797,322.80, 25,177,321.80 and 9,229,719.60

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Solution

The fourth proportional to 16,797,322.80, 25,177,321.80 and 9,229,719.60 is: 13,834,324.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797,322.80 : 25,177,321.80 = 9,229,719.60 : x
  2. Step 2: Convert to fraction form
    16,797,322.80/25,177,321.80 = 9,229,719.60/x
  3. Step 3: Cross multiply
    16,797,322.80x = 25,177,321.80 × 9,229,719.60
  4. Step 4: Simplify right side
    16,797,322.80x = 232,379,620,492,967.28
  5. Step 5: Solve for x
    x = 232,379,620,492,967.28/16,797,322.80
  6. Step 6: Final answer
    x = 13,834,324.87

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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.