Home / 6,809,497.20-9,397,170-3,753,820.80

Finding the Fourth Proportional to 6,809,497.20, 9,397,170 and 3,753,820.80

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Solution

The fourth proportional to 6,809,497.20, 9,397,170 and 3,753,820.80 is: 5,180,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809,497.20 : 9,397,170 = 3,753,820.80 : x
  2. Step 2: Convert to fraction form
    6,809,497.20/9,397,170 = 3,753,820.80/x
  3. Step 3: Cross multiply
    6,809,497.20x = 9,397,170 × 3,753,820.80
  4. Step 4: Simplify right side
    6,809,497.20x = 35,275,292,207,136
  5. Step 5: Solve for x
    x = 35,275,292,207,136/6,809,497.20
  6. Step 6: Final answer
    x = 5,180,307.91

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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.