Home / 7,672,481.18-10,587,270.20-4,234,500.78

Finding the Fourth Proportional to 7,672,481.18, 10,587,270.20 and 4,234,500.78

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Solution

The fourth proportional to 7,672,481.18, 10,587,270.20 and 4,234,500.78 is: 5,843,195.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672,481.18 : 10,587,270.20 = 4,234,500.78 : x
  2. Step 2: Convert to fraction form
    7,672,481.18/10,587,270.20 = 4,234,500.78/x
  3. Step 3: Cross multiply
    7,672,481.18x = 10,587,270.20 × 4,234,500.78
  4. Step 4: Simplify right side
    7,672,481.18x = 44,831,803,919,970.76
  5. Step 5: Solve for x
    x = 44,831,803,919,970.76/7,672,481.18
  6. Step 6: Final answer
    x = 5,843,195.03

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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.