Home / 9,268,286.40-13,902,429.60-2,880,496.80

Finding the Fourth Proportional to 9,268,286.40, 13,902,429.60 and 2,880,496.80

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Solution

The fourth proportional to 9,268,286.40, 13,902,429.60 and 2,880,496.80 is: 4,320,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268,286.40 : 13,902,429.60 = 2,880,496.80 : x
  2. Step 2: Convert to fraction form
    9,268,286.40/13,902,429.60 = 2,880,496.80/x
  3. Step 3: Cross multiply
    9,268,286.40x = 13,902,429.60 × 2,880,496.80
  4. Step 4: Simplify right side
    9,268,286.40x = 40,045,903,975,025.27
  5. Step 5: Solve for x
    x = 40,045,903,975,025.27/9,268,286.40
  6. Step 6: Final answer
    x = 4,320,745.20

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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.