Home / 9,168,667.80-13,753,001.70-8,255,376.60

Finding the Fourth Proportional to 9,168,667.80, 13,753,001.70 and 8,255,376.60

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Solution

The fourth proportional to 9,168,667.80, 13,753,001.70 and 8,255,376.60 is: 12,383,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,667.80 : 13,753,001.70 = 8,255,376.60 : x
  2. Step 2: Convert to fraction form
    9,168,667.80/13,753,001.70 = 8,255,376.60/x
  3. Step 3: Cross multiply
    9,168,667.80x = 13,753,001.70 × 8,255,376.60
  4. Step 4: Simplify right side
    9,168,667.80x = 113,536,208,413,940.20
  5. Step 5: Solve for x
    x = 113,536,208,413,940.20/9,168,667.80
  6. Step 6: Final answer
    x = 12,383,064.90

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Similar ratio
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1.5x scale

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.