Home / 15,365,674.82-21,204,375.11-8,396,199.26

Finding the Fourth Proportional to 15,365,674.82, 21,204,375.11 and 8,396,199.26

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Solution

The fourth proportional to 15,365,674.82, 21,204,375.11 and 8,396,199.26 is: 11,586,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,365,674.82 : 21,204,375.11 = 8,396,199.26 : x
  2. Step 2: Convert to fraction form
    15,365,674.82/21,204,375.11 = 8,396,199.26/x
  3. Step 3: Cross multiply
    15,365,674.82x = 21,204,375.11 × 8,396,199.26
  4. Step 4: Simplify right side
    15,365,674.82x = 178,036,158,607,344.41
  5. Step 5: Solve for x
    x = 178,036,158,607,344.41/15,365,674.82
  6. Step 6: Final answer
    x = 11,586,615.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.