Home / 5,743,642.90-7,926,227.31-3,165,323.68

Finding the Fourth Proportional to 5,743,642.90, 7,926,227.31 and 3,165,323.68

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Solution

The fourth proportional to 5,743,642.90, 7,926,227.31 and 3,165,323.68 is: 4,368,146.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743,642.90 : 7,926,227.31 = 3,165,323.68 : x
  2. Step 2: Convert to fraction form
    5,743,642.90/7,926,227.31 = 3,165,323.68/x
  3. Step 3: Cross multiply
    5,743,642.90x = 7,926,227.31 × 3,165,323.68
  4. Step 4: Simplify right side
    5,743,642.90x = 25,089,074,962,365.61
  5. Step 5: Solve for x
    x = 25,089,074,962,365.61/5,743,642.90
  6. Step 6: Final answer
    x = 4,368,146.73

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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.