Home / 30,383,819.66-41,929,667.96-16,445,172.29

Finding the Fourth Proportional to 30,383,819.66, 41,929,667.96 and 16,445,172.29

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Solution

The fourth proportional to 30,383,819.66, 41,929,667.96 and 16,445,172.29 is: 22,694,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,383,819.66 : 41,929,667.96 = 16,445,172.29 : x
  2. Step 2: Convert to fraction form
    30,383,819.66/41,929,667.96 = 16,445,172.29/x
  3. Step 3: Cross multiply
    30,383,819.66x = 41,929,667.96 × 16,445,172.29
  4. Step 4: Simplify right side
    30,383,819.66x = 689,540,613,372,818.62
  5. Step 5: Solve for x
    x = 689,540,613,372,818.62/30,383,819.66
  6. Step 6: Final answer
    x = 22,694,336.04

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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.