Home / 7,298,057.22-10,071,293.85-4,078,793.22

Finding the Fourth Proportional to 7,298,057.22, 10,071,293.85 and 4,078,793.22

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Solution

The fourth proportional to 7,298,057.22, 10,071,293.85 and 4,078,793.22 is: 5,628,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298,057.22 : 10,071,293.85 = 4,078,793.22 : x
  2. Step 2: Convert to fraction form
    7,298,057.22/10,071,293.85 = 4,078,793.22/x
  3. Step 3: Cross multiply
    7,298,057.22x = 10,071,293.85 × 4,078,793.22
  4. Step 4: Simplify right side
    7,298,057.22x = 41,078,725,072,007.70
  5. Step 5: Solve for x
    x = 41,078,725,072,007.70/7,298,057.22
  6. Step 6: Final answer
    x = 5,628,720.61

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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.