Home / 7,111,858.53-9,814,394.69-3,848,673.42

Finding the Fourth Proportional to 7,111,858.53, 9,814,394.69 and 3,848,673.42

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Solution

The fourth proportional to 7,111,858.53, 9,814,394.69 and 3,848,673.42 is: 5,311,185.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,858.53 : 9,814,394.69 = 3,848,673.42 : x
  2. Step 2: Convert to fraction form
    7,111,858.53/9,814,394.69 = 3,848,673.42/x
  3. Step 3: Cross multiply
    7,111,858.53x = 9,814,394.69 × 3,848,673.42
  4. Step 4: Simplify right side
    7,111,858.53x = 37,772,399,976,792.14
  5. Step 5: Solve for x
    x = 37,772,399,976,792.14/7,111,858.53
  6. Step 6: Final answer
    x = 5,311,185.51

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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.