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Finding the Fourth Proportional to 17,960,076.70, 26,940,115.05 and 17,960,076.70

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Solution

The fourth proportional to 17,960,076.70, 26,940,115.05 and 17,960,076.70 is: 26,940,115.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,960,076.70 : 26,940,115.05 = 17,960,076.70 : x
  2. Step 2: Convert to fraction form
    17,960,076.70/26,940,115.05 = 17,960,076.70/x
  3. Step 3: Cross multiply
    17,960,076.70x = 26,940,115.05 × 17,960,076.70
  4. Step 4: Simplify right side
    17,960,076.70x = 483,846,532,604,824.31
  5. Step 5: Solve for x
    x = 483,846,532,604,824.31/17,960,076.70
  6. Step 6: Final answer
    x = 26,940,115.05

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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.