Home / 8,180,903.62-11,310,054.33-6,140,170.18

Finding the Fourth Proportional to 8,180,903.62, 11,310,054.33 and 6,140,170.18

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Solution

The fourth proportional to 8,180,903.62, 11,310,054.33 and 6,140,170.18 is: 8,488,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,903.62 : 11,310,054.33 = 6,140,170.18 : x
  2. Step 2: Convert to fraction form
    8,180,903.62/11,310,054.33 = 6,140,170.18/x
  3. Step 3: Cross multiply
    8,180,903.62x = 11,310,054.33 × 6,140,170.18
  4. Step 4: Simplify right side
    8,180,903.62x = 69,445,658,331,245.88
  5. Step 5: Solve for x
    x = 69,445,658,331,245.88/8,180,903.62
  6. Step 6: Final answer
    x = 8,488,751.56

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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.