Home / 18,902,270-26,085,263.82-10,753,508

Finding the Fourth Proportional to 18,902,270, 26,085,263.82 and 10,753,508

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Solution

The fourth proportional to 18,902,270, 26,085,263.82 and 10,753,508 is: 14,839,915.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,902,270 : 26,085,263.82 = 10,753,508 : x
  2. Step 2: Convert to fraction form
    18,902,270/26,085,263.82 = 10,753,508/x
  3. Step 3: Cross multiply
    18,902,270x = 26,085,263.82 × 10,753,508
  4. Step 4: Simplify right side
    18,902,270x = 280,508,093,170,480.56
  5. Step 5: Solve for x
    x = 280,508,093,170,480.56/18,902,270
  6. Step 6: Final answer
    x = 14,839,915.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.