Home / 8,284,175.64-12,420,486.14-3,670,652.70

Finding the Fourth Proportional to 8,284,175.64, 12,420,486.14 and 3,670,652.70

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Solution

The fourth proportional to 8,284,175.64, 12,420,486.14 and 3,670,652.70 is: 5,503,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,175.64 : 12,420,486.14 = 3,670,652.70 : x
  2. Step 2: Convert to fraction form
    8,284,175.64/12,420,486.14 = 3,670,652.70/x
  3. Step 3: Cross multiply
    8,284,175.64x = 12,420,486.14 × 3,670,652.70
  4. Step 4: Simplify right side
    8,284,175.64x = 45,591,290,966,750.31
  5. Step 5: Solve for x
    x = 45,591,290,966,750.31/8,284,175.64
  6. Step 6: Final answer
    x = 5,503,419.16

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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.