Home / 10,661,440.86-15,992,148.89-3,472,963.22

Finding the Fourth Proportional to 10,661,440.86, 15,992,148.89 and 3,472,963.22

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Solution

The fourth proportional to 10,661,440.86, 15,992,148.89 and 3,472,963.22 is: 5,209,440.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,661,440.86 : 15,992,148.89 = 3,472,963.22 : x
  2. Step 2: Convert to fraction form
    10,661,440.86/15,992,148.89 = 3,472,963.22/x
  3. Step 3: Cross multiply
    10,661,440.86x = 15,992,148.89 × 3,472,963.22
  4. Step 4: Simplify right side
    10,661,440.86x = 55,540,144,806,408.27
  5. Step 5: Solve for x
    x = 55,540,144,806,408.27/10,661,440.86
  6. Step 6: Final answer
    x = 5,209,440.78

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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.