Home / 6,291,836.30-9,416,069.12-3,861,376.22

Finding the Fourth Proportional to 6,291,836.30, 9,416,069.12 and 3,861,376.22

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Solution

The fourth proportional to 6,291,836.30, 9,416,069.12 and 3,861,376.22 is: 5,778,755.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291,836.30 : 9,416,069.12 = 3,861,376.22 : x
  2. Step 2: Convert to fraction form
    6,291,836.30/9,416,069.12 = 3,861,376.22/x
  3. Step 3: Cross multiply
    6,291,836.30x = 9,416,069.12 × 3,861,376.22
  4. Step 4: Simplify right side
    6,291,836.30x = 36,358,985,385,844.33
  5. Step 5: Solve for x
    x = 36,358,985,385,844.33/6,291,836.30
  6. Step 6: Final answer
    x = 5,778,755.78

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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.