Home / 5,517,138.06-7,613,531.13-3,194,128.53

Finding the Fourth Proportional to 5,517,138.06, 7,613,531.13 and 3,194,128.53

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Solution

The fourth proportional to 5,517,138.06, 7,613,531.13 and 3,194,128.53 is: 4,407,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517,138.06 : 7,613,531.13 = 3,194,128.53 : x
  2. Step 2: Convert to fraction form
    5,517,138.06/7,613,531.13 = 3,194,128.53/x
  3. Step 3: Cross multiply
    5,517,138.06x = 7,613,531.13 × 3,194,128.53
  4. Step 4: Simplify right side
    5,517,138.06x = 24,318,596,996,376.14
  5. Step 5: Solve for x
    x = 24,318,596,996,376.14/5,517,138.06
  6. Step 6: Final answer
    x = 4,407,828.25

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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.