Home / 6,930,132.80-10,394,405.04-1,813,056.49

Finding the Fourth Proportional to 6,930,132.80, 10,394,405.04 and 1,813,056.49

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Solution

The fourth proportional to 6,930,132.80, 10,394,405.04 and 1,813,056.49 is: 2,719,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930,132.80 : 10,394,405.04 = 1,813,056.49 : x
  2. Step 2: Convert to fraction form
    6,930,132.80/10,394,405.04 = 1,813,056.49/x
  3. Step 3: Cross multiply
    6,930,132.80x = 10,394,405.04 × 1,813,056.49
  4. Step 4: Simplify right side
    6,930,132.80x = 18,845,643,497,819.97
  5. Step 5: Solve for x
    x = 18,845,643,497,819.97/6,930,132.80
  6. Step 6: Final answer
    x = 2,719,376.97

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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.