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Finding the Fourth Proportional to 17,093,935.70, 25,640,903.55 and 5,126,671.70

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Solution

The fourth proportional to 17,093,935.70, 25,640,903.55 and 5,126,671.70 is: 7,690,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,093,935.70 : 25,640,903.55 = 5,126,671.70 : x
  2. Step 2: Convert to fraction form
    17,093,935.70/25,640,903.55 = 5,126,671.70/x
  3. Step 3: Cross multiply
    17,093,935.70x = 25,640,903.55 × 5,126,671.70
  4. Step 4: Simplify right side
    17,093,935.70x = 131,452,494,592,214.55
  5. Step 5: Solve for x
    x = 131,452,494,592,214.55/17,093,935.70
  6. Step 6: Final answer
    x = 7,690,007.55

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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.