Home / 5,432,648.70-8,149,957.20-2,730,172.80

Finding the Fourth Proportional to 5,432,648.70, 8,149,957.20 and 2,730,172.80

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Solution

The fourth proportional to 5,432,648.70, 8,149,957.20 and 2,730,172.80 is: 4,095,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,648.70 : 8,149,957.20 = 2,730,172.80 : x
  2. Step 2: Convert to fraction form
    5,432,648.70/8,149,957.20 = 2,730,172.80/x
  3. Step 3: Cross multiply
    5,432,648.70x = 8,149,957.20 × 2,730,172.80
  4. Step 4: Simplify right side
    5,432,648.70x = 22,250,791,468,604.16
  5. Step 5: Solve for x
    x = 22,250,791,468,604.16/5,432,648.70
  6. Step 6: Final answer
    x = 4,095,753.78

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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.