Home / 9,494,403.86-13,109,786.62-8,768,961.38

Finding the Fourth Proportional to 9,494,403.86, 13,109,786.62 and 8,768,961.38

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Solution

The fourth proportional to 9,494,403.86, 13,109,786.62 and 8,768,961.38 is: 12,108,102.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,494,403.86 : 13,109,786.62 = 8,768,961.38 : x
  2. Step 2: Convert to fraction form
    9,494,403.86/13,109,786.62 = 8,768,961.38/x
  3. Step 3: Cross multiply
    9,494,403.86x = 13,109,786.62 × 8,768,961.38
  4. Step 4: Simplify right side
    9,494,403.86x = 114,959,212,570,820.73
  5. Step 5: Solve for x
    x = 114,959,212,570,820.73/9,494,403.86
  6. Step 6: Final answer
    x = 12,108,102.23

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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.