Home / 6,886,765.80-10,318,338.90-4,489,376.40

Finding the Fourth Proportional to 6,886,765.80, 10,318,338.90 and 4,489,376.40

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Solution

The fourth proportional to 6,886,765.80, 10,318,338.90 and 4,489,376.40 is: 6,726,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886,765.80 : 10,318,338.90 = 4,489,376.40 : x
  2. Step 2: Convert to fraction form
    6,886,765.80/10,318,338.90 = 4,489,376.40/x
  3. Step 3: Cross multiply
    6,886,765.80x = 10,318,338.90 × 4,489,376.40
  4. Step 4: Simplify right side
    6,886,765.80x = 46,322,907,144,861.97
  5. Step 5: Solve for x
    x = 46,322,907,144,861.97/6,886,765.80
  6. Step 6: Final answer
    x = 6,726,365.97

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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.