Home / 36,085,626.70-54,128,440.05-28,432,876.30

Finding the Fourth Proportional to 36,085,626.70, 54,128,440.05 and 28,432,876.30

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Solution

The fourth proportional to 36,085,626.70, 54,128,440.05 and 28,432,876.30 is: 42,649,314.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085,626.70 : 54,128,440.05 = 28,432,876.30 : x
  2. Step 2: Convert to fraction form
    36,085,626.70/54,128,440.05 = 28,432,876.30/x
  3. Step 3: Cross multiply
    36,085,626.70x = 54,128,440.05 × 28,432,876.30
  4. Step 4: Simplify right side
    36,085,626.70x = 1,539,027,240,253,615.75
  5. Step 5: Solve for x
    x = 1,539,027,240,253,615.75/36,085,626.70
  6. Step 6: Final answer
    x = 42,649,314.45

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Double scale
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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.