Home / 18,179,669.22-27,269,324.10-8,328,938.43

Finding the Fourth Proportional to 18,179,669.22, 27,269,324.10 and 8,328,938.43

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Solution

The fourth proportional to 18,179,669.22, 27,269,324.10 and 8,328,938.43 is: 12,493,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179,669.22 : 27,269,324.10 = 8,328,938.43 : x
  2. Step 2: Convert to fraction form
    18,179,669.22/27,269,324.10 = 8,328,938.43/x
  3. Step 3: Cross multiply
    18,179,669.22x = 27,269,324.10 × 8,328,938.43
  4. Step 4: Simplify right side
    18,179,669.22x = 227,124,521,456,615.16
  5. Step 5: Solve for x
    x = 227,124,521,456,615.16/18,179,669.22
  6. Step 6: Final answer
    x = 12,493,325.30

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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.