Home / 6,647,802.20-9,968,807.20-3,531,171.48

Finding the Fourth Proportional to 6,647,802.20, 9,968,807.20 and 3,531,171.48

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Solution

The fourth proportional to 6,647,802.20, 9,968,807.20 and 3,531,171.48 is: 5,295,218.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647,802.20 : 9,968,807.20 = 3,531,171.48 : x
  2. Step 2: Convert to fraction form
    6,647,802.20/9,968,807.20 = 3,531,171.48/x
  3. Step 3: Cross multiply
    6,647,802.20x = 9,968,807.20 × 3,531,171.48
  4. Step 4: Simplify right side
    6,647,802.20x = 35,201,567,674,258.66
  5. Step 5: Solve for x
    x = 35,201,567,674,258.66/6,647,802.20
  6. Step 6: Final answer
    x = 5,295,218.87

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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.