Home / 18,448,415.70-27,672,623.55-17,403,321.30

Finding the Fourth Proportional to 18,448,415.70, 27,672,623.55 and 17,403,321.30

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Solution

The fourth proportional to 18,448,415.70, 27,672,623.55 and 17,403,321.30 is: 26,104,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448,415.70 : 27,672,623.55 = 17,403,321.30 : x
  2. Step 2: Convert to fraction form
    18,448,415.70/27,672,623.55 = 17,403,321.30/x
  3. Step 3: Cross multiply
    18,448,415.70x = 27,672,623.55 × 17,403,321.30
  4. Step 4: Simplify right side
    18,448,415.70x = 481,595,558,854,596.62
  5. Step 5: Solve for x
    x = 481,595,558,854,596.62/18,448,415.70
  6. Step 6: Final answer
    x = 26,104,981.95

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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.