Home / 15,040,360.96-20,755,950.60-8,164,843

Finding the Fourth Proportional to 15,040,360.96, 20,755,950.60 and 8,164,843

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Solution

The fourth proportional to 15,040,360.96, 20,755,950.60 and 8,164,843 is: 11,267,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,040,360.96 : 20,755,950.60 = 8,164,843 : x
  2. Step 2: Convert to fraction form
    15,040,360.96/20,755,950.60 = 8,164,843/x
  3. Step 3: Cross multiply
    15,040,360.96x = 20,755,950.60 × 8,164,843
  4. Step 4: Simplify right side
    15,040,360.96x = 169,469,077,964,755.81
  5. Step 5: Solve for x
    x = 169,469,077,964,755.81/15,040,360.96
  6. Step 6: Final answer
    x = 11,267,620.40

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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.