Home / 6,840,965.43-9,440,386.79-3,743,476.43

Finding the Fourth Proportional to 6,840,965.43, 9,440,386.79 and 3,743,476.43

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Solution

The fourth proportional to 6,840,965.43, 9,440,386.79 and 3,743,476.43 is: 5,165,917.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840,965.43 : 9,440,386.79 = 3,743,476.43 : x
  2. Step 2: Convert to fraction form
    6,840,965.43/9,440,386.79 = 3,743,476.43/x
  3. Step 3: Cross multiply
    6,840,965.43x = 9,440,386.79 × 3,743,476.43
  4. Step 4: Simplify right side
    6,840,965.43x = 35,339,865,372,529.04
  5. Step 5: Solve for x
    x = 35,339,865,372,529.04/6,840,965.43
  6. Step 6: Final answer
    x = 5,165,917.84

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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.