Home / 6,645,455.40-9,968,183.10-3,622,146.60

Finding the Fourth Proportional to 6,645,455.40, 9,968,183.10 and 3,622,146.60

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Solution

The fourth proportional to 6,645,455.40, 9,968,183.10 and 3,622,146.60 is: 5,433,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,455.40 : 9,968,183.10 = 3,622,146.60 : x
  2. Step 2: Convert to fraction form
    6,645,455.40/9,968,183.10 = 3,622,146.60/x
  3. Step 3: Cross multiply
    6,645,455.40x = 9,968,183.10 × 3,622,146.60
  4. Step 4: Simplify right side
    6,645,455.40x = 36,106,220,523,842.46
  5. Step 5: Solve for x
    x = 36,106,220,523,842.46/6,645,455.40
  6. Step 6: Final answer
    x = 5,433,219.90

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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.