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Finding the Fourth Proportional to 6,773,751.92, 9,347,847.57 and 3,676,302.06

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Solution

The fourth proportional to 6,773,751.92, 9,347,847.57 and 3,676,302.06 is: 5,073,334.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773,751.92 : 9,347,847.57 = 3,676,302.06 : x
  2. Step 2: Convert to fraction form
    6,773,751.92/9,347,847.57 = 3,676,302.06/x
  3. Step 3: Cross multiply
    6,773,751.92x = 9,347,847.57 × 3,676,302.06
  4. Step 4: Simplify right side
    6,773,751.92x = 34,365,511,278,157.00
  5. Step 5: Solve for x
    x = 34,365,511,278,157.00/6,773,751.92
  6. Step 6: Final answer
    x = 5,073,334.79

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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.