Home / 7,074,361.33-9,762,659.61-3,976,857.56

Finding the Fourth Proportional to 7,074,361.33, 9,762,659.61 and 3,976,857.56

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Solution

The fourth proportional to 7,074,361.33, 9,762,659.61 and 3,976,857.56 is: 5,488,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074,361.33 : 9,762,659.61 = 3,976,857.56 : x
  2. Step 2: Convert to fraction form
    7,074,361.33/9,762,659.61 = 3,976,857.56/x
  3. Step 3: Cross multiply
    7,074,361.33x = 9,762,659.61 × 3,976,857.56
  4. Step 4: Simplify right side
    7,074,361.33x = 38,824,706,690,199.66
  5. Step 5: Solve for x
    x = 38,824,706,690,199.66/7,074,361.33
  6. Step 6: Final answer
    x = 5,488,086.47

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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.