Home / 7,236,279.96-9,990,739.66-4,485,906.62

Finding the Fourth Proportional to 7,236,279.96, 9,990,739.66 and 4,485,906.62

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Solution

The fourth proportional to 7,236,279.96, 9,990,739.66 and 4,485,906.62 is: 6,193,448.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236,279.96 : 9,990,739.66 = 4,485,906.62 : x
  2. Step 2: Convert to fraction form
    7,236,279.96/9,990,739.66 = 4,485,906.62/x
  3. Step 3: Cross multiply
    7,236,279.96x = 9,990,739.66 × 4,485,906.62
  4. Step 4: Simplify right side
    7,236,279.96x = 44,817,525,179,490.55
  5. Step 5: Solve for x
    x = 44,817,525,179,490.55/7,236,279.96
  6. Step 6: Final answer
    x = 6,193,448.21

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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.