Home / 11,015,170.92-15,200,886.66-6,121,189.80

Finding the Fourth Proportional to 11,015,170.92, 15,200,886.66 and 6,121,189.80

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Solution

The fourth proportional to 11,015,170.92, 15,200,886.66 and 6,121,189.80 is: 8,447,214.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015,170.92 : 15,200,886.66 = 6,121,189.80 : x
  2. Step 2: Convert to fraction form
    11,015,170.92/15,200,886.66 = 6,121,189.80/x
  3. Step 3: Cross multiply
    11,015,170.92x = 15,200,886.66 × 6,121,189.80
  4. Step 4: Simplify right side
    11,015,170.92x = 93,047,512,374,148.06
  5. Step 5: Solve for x
    x = 93,047,512,374,148.06/11,015,170.92
  6. Step 6: Final answer
    x = 8,447,214.58

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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.