Home / 7,033,665.35-9,706,979.76-3,936,499.13

Finding the Fourth Proportional to 7,033,665.35, 9,706,979.76 and 3,936,499.13

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Solution

The fourth proportional to 7,033,665.35, 9,706,979.76 and 3,936,499.13 is: 5,432,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,033,665.35 : 9,706,979.76 = 3,936,499.13 : x
  2. Step 2: Convert to fraction form
    7,033,665.35/9,706,979.76 = 3,936,499.13/x
  3. Step 3: Cross multiply
    7,033,665.35x = 9,706,979.76 × 3,936,499.13
  4. Step 4: Simplify right side
    7,033,665.35x = 38,211,517,380,167.61
  5. Step 5: Solve for x
    x = 38,211,517,380,167.61/7,033,665.35
  6. Step 6: Final answer
    x = 5,432,660.71

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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.