Home / 8,111,170.86-11,192,650.11-4,847,335.80

Finding the Fourth Proportional to 8,111,170.86, 11,192,650.11 and 4,847,335.80

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Solution

The fourth proportional to 8,111,170.86, 11,192,650.11 and 4,847,335.80 is: 6,688,865.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,170.86 : 11,192,650.11 = 4,847,335.80 : x
  2. Step 2: Convert to fraction form
    8,111,170.86/11,192,650.11 = 4,847,335.80/x
  3. Step 3: Cross multiply
    8,111,170.86x = 11,192,650.11 × 4,847,335.80
  4. Step 4: Simplify right side
    8,111,170.86x = 54,254,533,575,076.93
  5. Step 5: Solve for x
    x = 54,254,533,575,076.93/8,111,170.86
  6. Step 6: Final answer
    x = 6,688,865.83

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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.