Home / 6,422,211.28-9,626,572.86-2,160,899.56

Finding the Fourth Proportional to 6,422,211.28, 9,626,572.86 and 2,160,899.56

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Solution

The fourth proportional to 6,422,211.28, 9,626,572.86 and 2,160,899.56 is: 3,239,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,211.28 : 9,626,572.86 = 2,160,899.56 : x
  2. Step 2: Convert to fraction form
    6,422,211.28/9,626,572.86 = 2,160,899.56/x
  3. Step 3: Cross multiply
    6,422,211.28x = 9,626,572.86 × 2,160,899.56
  4. Step 4: Simplify right side
    6,422,211.28x = 20,802,057,057,481.94
  5. Step 5: Solve for x
    x = 20,802,057,057,481.94/6,422,211.28
  6. Step 6: Final answer
    x = 3,239,080.15

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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.