Home / 12,746,475.20-17,589,914.40-6,945,304.64

Finding the Fourth Proportional to 12,746,475.20, 17,589,914.40 and 6,945,304.64

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Solution

The fourth proportional to 12,746,475.20, 17,589,914.40 and 6,945,304.64 is: 9,584,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,475.20 : 17,589,914.40 = 6,945,304.64 : x
  2. Step 2: Convert to fraction form
    12,746,475.20/17,589,914.40 = 6,945,304.64/x
  3. Step 3: Cross multiply
    12,746,475.20x = 17,589,914.40 × 6,945,304.64
  4. Step 4: Simplify right side
    12,746,475.20x = 122,167,314,099,522.80
  5. Step 5: Solve for x
    x = 122,167,314,099,522.80/12,746,475.20
  6. Step 6: Final answer
    x = 9,584,399.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.