Home / 18,378,012.35-27,567,018.53-17,496,213.95

Finding the Fourth Proportional to 18,378,012.35, 27,567,018.53 and 17,496,213.95

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Solution

The fourth proportional to 18,378,012.35, 27,567,018.53 and 17,496,213.95 is: 26,244,320.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,378,012.35 : 27,567,018.53 = 17,496,213.95 : x
  2. Step 2: Convert to fraction form
    18,378,012.35/27,567,018.53 = 17,496,213.95/x
  3. Step 3: Cross multiply
    18,378,012.35x = 27,567,018.53 × 17,496,213.95
  4. Step 4: Simplify right side
    18,378,012.35x = 482,318,454,077,013.38
  5. Step 5: Solve for x
    x = 482,318,454,077,013.38/18,378,012.35
  6. Step 6: Final answer
    x = 26,244,320.93

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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.