Home / 17,134,640.70-25,743,951.45-12,883,112.70

Finding the Fourth Proportional to 17,134,640.70, 25,743,951.45 and 12,883,112.70

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Solution

The fourth proportional to 17,134,640.70, 25,743,951.45 and 12,883,112.70 is: 19,356,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,134,640.70 : 25,743,951.45 = 12,883,112.70 : x
  2. Step 2: Convert to fraction form
    17,134,640.70/25,743,951.45 = 12,883,112.70/x
  3. Step 3: Cross multiply
    17,134,640.70x = 25,743,951.45 × 12,883,112.70
  4. Step 4: Simplify right side
    17,134,640.70x = 331,662,227,873,678.38
  5. Step 5: Solve for x
    x = 331,662,227,873,678.38/17,134,640.70
  6. Step 6: Final answer
    x = 19,356,240.59

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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.