Home / 6,619,469.80-9,929,007.06-1,827,451.48

Finding the Fourth Proportional to 6,619,469.80, 9,929,007.06 and 1,827,451.48

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Solution

The fourth proportional to 6,619,469.80, 9,929,007.06 and 1,827,451.48 is: 2,741,122.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619,469.80 : 9,929,007.06 = 1,827,451.48 : x
  2. Step 2: Convert to fraction form
    6,619,469.80/9,929,007.06 = 1,827,451.48/x
  3. Step 3: Cross multiply
    6,619,469.80x = 9,929,007.06 × 1,827,451.48
  4. Step 4: Simplify right side
    6,619,469.80x = 18,144,778,646,727.45
  5. Step 5: Solve for x
    x = 18,144,778,646,727.45/6,619,469.80
  6. Step 6: Final answer
    x = 2,741,122.66

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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.