Home / 4,667,694.40-7,012,039.20-4,489,235.20

Finding the Fourth Proportional to 4,667,694.40, 7,012,039.20 and 4,489,235.20

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Solution

The fourth proportional to 4,667,694.40, 7,012,039.20 and 4,489,235.20 is: 6,743,949.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667,694.40 : 7,012,039.20 = 4,489,235.20 : x
  2. Step 2: Convert to fraction form
    4,667,694.40/7,012,039.20 = 4,489,235.20/x
  3. Step 3: Cross multiply
    4,667,694.40x = 7,012,039.20 × 4,489,235.20
  4. Step 4: Simplify right side
    4,667,694.40x = 31,478,693,200,419.84
  5. Step 5: Solve for x
    x = 31,478,693,200,419.84/4,667,694.40
  6. Step 6: Final answer
    x = 6,743,949.05

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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.