Home / 5,318,729.43-7,981,039.31-3,298,058.07

Finding the Fourth Proportional to 5,318,729.43, 7,981,039.31 and 3,298,058.07

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Solution

The fourth proportional to 5,318,729.43, 7,981,039.31 and 3,298,058.07 is: 4,948,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,729.43 : 7,981,039.31 = 3,298,058.07 : x
  2. Step 2: Convert to fraction form
    5,318,729.43/7,981,039.31 = 3,298,058.07/x
  3. Step 3: Cross multiply
    5,318,729.43x = 7,981,039.31 × 3,298,058.07
  4. Step 4: Simplify right side
    5,318,729.43x = 26,321,931,086,842.44
  5. Step 5: Solve for x
    x = 26,321,931,086,842.44/5,318,729.43
  6. Step 6: Final answer
    x = 4,948,913.35

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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.