Home / 7,646,910.30-11,470,365.45-4,245,687.90

Finding the Fourth Proportional to 7,646,910.30, 11,470,365.45 and 4,245,687.90

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Solution

The fourth proportional to 7,646,910.30, 11,470,365.45 and 4,245,687.90 is: 6,368,531.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646,910.30 : 11,470,365.45 = 4,245,687.90 : x
  2. Step 2: Convert to fraction form
    7,646,910.30/11,470,365.45 = 4,245,687.90/x
  3. Step 3: Cross multiply
    7,646,910.30x = 11,470,365.45 × 4,245,687.90
  4. Step 4: Simplify right side
    7,646,910.30x = 48,699,591,799,643.05
  5. Step 5: Solve for x
    x = 48,699,591,799,643.05/7,646,910.30
  6. Step 6: Final answer
    x = 6,368,531.85

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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.