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Finding the Fourth Proportional to 17,608,731.20, 26,413,096.80 and 16,097,076.80

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Solution

The fourth proportional to 17,608,731.20, 26,413,096.80 and 16,097,076.80 is: 24,145,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,608,731.20 : 26,413,096.80 = 16,097,076.80 : x
  2. Step 2: Convert to fraction form
    17,608,731.20/26,413,096.80 = 16,097,076.80/x
  3. Step 3: Cross multiply
    17,608,731.20x = 26,413,096.80 × 16,097,076.80
  4. Step 4: Simplify right side
    17,608,731.20x = 425,173,647,715,434.25
  5. Step 5: Solve for x
    x = 425,173,647,715,434.25/17,608,731.20
  6. Step 6: Final answer
    x = 24,145,615.20

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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.