Home / 18,279,606.71-27,419,408.40-8,044,466.49

Finding the Fourth Proportional to 18,279,606.71, 27,419,408.40 and 8,044,466.49

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Solution

The fourth proportional to 18,279,606.71, 27,419,408.40 and 8,044,466.49 is: 12,066,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,606.71 : 27,419,408.40 = 8,044,466.49 : x
  2. Step 2: Convert to fraction form
    18,279,606.71/27,419,408.40 = 8,044,466.49/x
  3. Step 3: Cross multiply
    18,279,606.71x = 27,419,408.40 × 8,044,466.49
  4. Step 4: Simplify right side
    18,279,606.71x = 220,574,511,872,105.16
  5. Step 5: Solve for x
    x = 220,574,511,872,105.16/18,279,606.71
  6. Step 6: Final answer
    x = 12,066,699.00

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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.