Home / 8,743,431.60-13,115,147.40-5,554,785.60

Finding the Fourth Proportional to 8,743,431.60, 13,115,147.40 and 5,554,785.60

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Solution

The fourth proportional to 8,743,431.60, 13,115,147.40 and 5,554,785.60 is: 8,332,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743,431.60 : 13,115,147.40 = 5,554,785.60 : x
  2. Step 2: Convert to fraction form
    8,743,431.60/13,115,147.40 = 5,554,785.60/x
  3. Step 3: Cross multiply
    8,743,431.60x = 13,115,147.40 × 5,554,785.60
  4. Step 4: Simplify right side
    8,743,431.60x = 72,851,831,919,397.44
  5. Step 5: Solve for x
    x = 72,851,831,919,397.44/8,743,431.60
  6. Step 6: Final answer
    x = 8,332,178.40

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Double scale
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Similar ratio
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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.