Home / 13,969,917.72-20,954,882.34-6,284,585.79

Finding the Fourth Proportional to 13,969,917.72, 20,954,882.34 and 6,284,585.79

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Solution

The fourth proportional to 13,969,917.72, 20,954,882.34 and 6,284,585.79 is: 9,426,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,969,917.72 : 20,954,882.34 = 6,284,585.79 : x
  2. Step 2: Convert to fraction form
    13,969,917.72/20,954,882.34 = 6,284,585.79/x
  3. Step 3: Cross multiply
    13,969,917.72x = 20,954,882.34 × 6,284,585.79
  4. Step 4: Simplify right side
    13,969,917.72x = 131,692,755,785,085.95
  5. Step 5: Solve for x
    x = 131,692,755,785,085.95/13,969,917.72
  6. Step 6: Final answer
    x = 9,426,881.28

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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.