Home / 6,936,019.20-10,404,806.40-2,143,670.40

Finding the Fourth Proportional to 6,936,019.20, 10,404,806.40 and 2,143,670.40

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Solution

The fourth proportional to 6,936,019.20, 10,404,806.40 and 2,143,670.40 is: 3,215,745.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936,019.20 : 10,404,806.40 = 2,143,670.40 : x
  2. Step 2: Convert to fraction form
    6,936,019.20/10,404,806.40 = 2,143,670.40/x
  3. Step 3: Cross multiply
    6,936,019.20x = 10,404,806.40 × 2,143,670.40
  4. Step 4: Simplify right side
    6,936,019.20x = 22,304,475,497,410.56
  5. Step 5: Solve for x
    x = 22,304,475,497,410.56/6,936,019.20
  6. Step 6: Final answer
    x = 3,215,745.93

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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.