Home / 13,513,757.48-20,274,091.48-3,929,135.97

Finding the Fourth Proportional to 13,513,757.48, 20,274,091.48 and 3,929,135.97

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Solution

The fourth proportional to 13,513,757.48, 20,274,091.48 and 3,929,135.97 is: 5,894,708.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,513,757.48 : 20,274,091.48 = 3,929,135.97 : x
  2. Step 2: Convert to fraction form
    13,513,757.48/20,274,091.48 = 3,929,135.97/x
  3. Step 3: Cross multiply
    13,513,757.48x = 20,274,091.48 × 3,929,135.97
  4. Step 4: Simplify right side
    13,513,757.48x = 79,659,662,037,934.66
  5. Step 5: Solve for x
    x = 79,659,662,037,934.66/13,513,757.48
  6. Step 6: Final answer
    x = 5,894,708.57

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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.