Home / 8,375,578.31-12,552,505.62-3,761,157.30

Finding the Fourth Proportional to 8,375,578.31, 12,552,505.62 and 3,761,157.30

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Solution

The fourth proportional to 8,375,578.31, 12,552,505.62 and 3,761,157.30 is: 5,636,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375,578.31 : 12,552,505.62 = 3,761,157.30 : x
  2. Step 2: Convert to fraction form
    8,375,578.31/12,552,505.62 = 3,761,157.30/x
  3. Step 3: Cross multiply
    8,375,578.31x = 12,552,505.62 × 3,761,157.30
  4. Step 4: Simplify right side
    8,375,578.31x = 47,211,948,145,954.02
  5. Step 5: Solve for x
    x = 47,211,948,145,954.02/8,375,578.31
  6. Step 6: Final answer
    x = 5,636,858.31

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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.