Home / 6,427,605.60-9,647,629.20-3,908,181.60

Finding the Fourth Proportional to 6,427,605.60, 9,647,629.20 and 3,908,181.60

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Solution

The fourth proportional to 6,427,605.60, 9,647,629.20 and 3,908,181.60 is: 5,866,054.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,605.60 : 9,647,629.20 = 3,908,181.60 : x
  2. Step 2: Convert to fraction form
    6,427,605.60/9,647,629.20 = 3,908,181.60/x
  3. Step 3: Cross multiply
    6,427,605.60x = 9,647,629.20 × 3,908,181.60
  4. Step 4: Simplify right side
    6,427,605.60x = 37,704,686,923,062.72
  5. Step 5: Solve for x
    x = 37,704,686,923,062.72/6,427,605.60
  6. Step 6: Final answer
    x = 5,866,054.84

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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.