Home / 7,218,508.26-9,960,878.97-4,162,132.02

Finding the Fourth Proportional to 7,218,508.26, 9,960,878.97 and 4,162,132.02

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Solution

The fourth proportional to 7,218,508.26, 9,960,878.97 and 4,162,132.02 is: 5,743,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,508.26 : 9,960,878.97 = 4,162,132.02 : x
  2. Step 2: Convert to fraction form
    7,218,508.26/9,960,878.97 = 4,162,132.02/x
  3. Step 3: Cross multiply
    7,218,508.26x = 9,960,878.97 × 4,162,132.02
  4. Step 4: Simplify right side
    7,218,508.26x = 41,458,493,308,381.62
  5. Step 5: Solve for x
    x = 41,458,493,308,381.62/7,218,508.26
  6. Step 6: Final answer
    x = 5,743,360.24

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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.