Home / 5,370,531.20-8,060,203.20-5,328,540.80

Finding the Fourth Proportional to 5,370,531.20, 8,060,203.20 and 5,328,540.80

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Solution

The fourth proportional to 5,370,531.20, 8,060,203.20 and 5,328,540.80 is: 7,997,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,531.20 : 8,060,203.20 = 5,328,540.80 : x
  2. Step 2: Convert to fraction form
    5,370,531.20/8,060,203.20 = 5,328,540.80/x
  3. Step 3: Cross multiply
    5,370,531.20x = 8,060,203.20 × 5,328,540.80
  4. Step 4: Simplify right side
    5,370,531.20x = 42,949,121,607,490.56
  5. Step 5: Solve for x
    x = 42,949,121,607,490.56/5,370,531.20
  6. Step 6: Final answer
    x = 7,997,183.15

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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.