Home / 8,394,705.20-12,597,241.80-3,345,489.20

Finding the Fourth Proportional to 8,394,705.20, 12,597,241.80 and 3,345,489.20

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Solution

The fourth proportional to 8,394,705.20, 12,597,241.80 and 3,345,489.20 is: 5,020,299.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,705.20 : 12,597,241.80 = 3,345,489.20 : x
  2. Step 2: Convert to fraction form
    8,394,705.20/12,597,241.80 = 3,345,489.20/x
  3. Step 3: Cross multiply
    8,394,705.20x = 12,597,241.80 × 3,345,489.20
  4. Step 4: Simplify right side
    8,394,705.20x = 42,143,936,391,688.56
  5. Step 5: Solve for x
    x = 42,143,936,391,688.56/8,394,705.20
  6. Step 6: Final answer
    x = 5,020,299.75

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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.