Home / 6,930,112.80-10,394,375.04-1,813,036.50

Finding the Fourth Proportional to 6,930,112.80, 10,394,375.04 and 1,813,036.50

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Solution

The fourth proportional to 6,930,112.80, 10,394,375.04 and 1,813,036.50 is: 2,719,346.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930,112.80 : 10,394,375.04 = 1,813,036.50 : x
  2. Step 2: Convert to fraction form
    6,930,112.80/10,394,375.04 = 1,813,036.50/x
  3. Step 3: Cross multiply
    6,930,112.80x = 10,394,375.04 × 1,813,036.50
  4. Step 4: Simplify right side
    6,930,112.80x = 18,845,381,342,208.96
  5. Step 5: Solve for x
    x = 18,845,381,342,208.96/6,930,112.80
  6. Step 6: Final answer
    x = 2,719,346.98

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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.