Home / 8,954,800.40-13,432,200.60-8,170,979.60

Finding the Fourth Proportional to 8,954,800.40, 13,432,200.60 and 8,170,979.60

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Solution

The fourth proportional to 8,954,800.40, 13,432,200.60 and 8,170,979.60 is: 12,256,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954,800.40 : 13,432,200.60 = 8,170,979.60 : x
  2. Step 2: Convert to fraction form
    8,954,800.40/13,432,200.60 = 8,170,979.60/x
  3. Step 3: Cross multiply
    8,954,800.40x = 13,432,200.60 × 8,170,979.60
  4. Step 4: Simplify right side
    8,954,800.40x = 109,754,237,085,707.75
  5. Step 5: Solve for x
    x = 109,754,237,085,707.75/8,954,800.40
  6. Step 6: Final answer
    x = 12,256,469.40

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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.