Home / 8,954,506.86-13,431,635.21-5,108,120.61

Finding the Fourth Proportional to 8,954,506.86, 13,431,635.21 and 5,108,120.61

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Solution

The fourth proportional to 8,954,506.86, 13,431,635.21 and 5,108,120.61 is: 7,662,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954,506.86 : 13,431,635.21 = 5,108,120.61 : x
  2. Step 2: Convert to fraction form
    8,954,506.86/13,431,635.21 = 5,108,120.61/x
  3. Step 3: Cross multiply
    8,954,506.86x = 13,431,635.21 × 5,108,120.61
  4. Step 4: Simplify right side
    8,954,506.86x = 68,610,412,616,662.08
  5. Step 5: Solve for x
    x = 68,610,412,616,662.08/8,954,506.86
  6. Step 6: Final answer
    x = 7,662,109.56

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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.