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Finding the Fourth Proportional to 16,504,568.40, 24,700,865.40 and 14,489,029.20

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Solution

The fourth proportional to 16,504,568.40, 24,700,865.40 and 14,489,029.20 is: 21,684,393.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,504,568.40 : 24,700,865.40 = 14,489,029.20 : x
  2. Step 2: Convert to fraction form
    16,504,568.40/24,700,865.40 = 14,489,029.20/x
  3. Step 3: Cross multiply
    16,504,568.40x = 24,700,865.40 × 14,489,029.20
  4. Step 4: Simplify right side
    16,504,568.40x = 357,891,560,045,869.62
  5. Step 5: Solve for x
    x = 357,891,560,045,869.62/16,504,568.40
  6. Step 6: Final answer
    x = 21,684,393.76

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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.