Home / 18,677,105.80-27,989,414.70-14,845,481.80

Finding the Fourth Proportional to 18,677,105.80, 27,989,414.70 and 14,845,481.80

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Solution

The fourth proportional to 18,677,105.80, 27,989,414.70 and 14,845,481.80 is: 22,247,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,677,105.80 : 27,989,414.70 = 14,845,481.80 : x
  2. Step 2: Convert to fraction form
    18,677,105.80/27,989,414.70 = 14,845,481.80/x
  3. Step 3: Cross multiply
    18,677,105.80x = 27,989,414.70 × 14,845,481.80
  4. Step 4: Simplify right side
    18,677,105.80x = 415,516,346,521,502.50
  5. Step 5: Solve for x
    x = 415,516,346,521,502.50/18,677,105.80
  6. Step 6: Final answer
    x = 22,247,362.68

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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.