Home / 18,105,588.72-24,986,369.52-10,372,125.78

Finding the Fourth Proportional to 18,105,588.72, 24,986,369.52 and 10,372,125.78

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Solution

The fourth proportional to 18,105,588.72, 24,986,369.52 and 10,372,125.78 is: 14,313,910.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,105,588.72 : 24,986,369.52 = 10,372,125.78 : x
  2. Step 2: Convert to fraction form
    18,105,588.72/24,986,369.52 = 10,372,125.78/x
  3. Step 3: Cross multiply
    18,105,588.72x = 24,986,369.52 × 10,372,125.78
  4. Step 4: Simplify right side
    18,105,588.72x = 259,161,767,446,998.22
  5. Step 5: Solve for x
    x = 259,161,767,446,998.22/18,105,588.72
  6. Step 6: Final answer
    x = 14,313,910.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.