Home / 8,422,683.40-12,634,025.10-2,743,481.80

Finding the Fourth Proportional to 8,422,683.40, 12,634,025.10 and 2,743,481.80

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Solution

The fourth proportional to 8,422,683.40, 12,634,025.10 and 2,743,481.80 is: 4,115,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,683.40 : 12,634,025.10 = 2,743,481.80 : x
  2. Step 2: Convert to fraction form
    8,422,683.40/12,634,025.10 = 2,743,481.80/x
  3. Step 3: Cross multiply
    8,422,683.40x = 12,634,025.10 × 2,743,481.80
  4. Step 4: Simplify right side
    8,422,683.40x = 34,661,217,922,593.18
  5. Step 5: Solve for x
    x = 34,661,217,922,593.18/8,422,683.40
  6. Step 6: Final answer
    x = 4,115,222.70

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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.