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Finding the Fourth Proportional to 16,665,046.80, 24,955,579.80 and 10,954,352.40

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Solution

The fourth proportional to 16,665,046.80, 24,955,579.80 and 10,954,352.40 is: 16,403,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,665,046.80 : 24,955,579.80 = 10,954,352.40 : x
  2. Step 2: Convert to fraction form
    16,665,046.80/24,955,579.80 = 10,954,352.40/x
  3. Step 3: Cross multiply
    16,665,046.80x = 24,955,579.80 × 10,954,352.40
  4. Step 4: Simplify right side
    16,665,046.80x = 273,372,215,475,521.53
  5. Step 5: Solve for x
    x = 273,372,215,475,521.53/16,665,046.80
  6. Step 6: Final answer
    x = 16,403,927.26

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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.