Home / 28,065,467.25-42,098,202.50-6,790,331.25

Finding the Fourth Proportional to 28,065,467.25, 42,098,202.50 and 6,790,331.25

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Solution

The fourth proportional to 28,065,467.25, 42,098,202.50 and 6,790,331.25 is: 10,185,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,065,467.25 : 42,098,202.50 = 6,790,331.25 : x
  2. Step 2: Convert to fraction form
    28,065,467.25/42,098,202.50 = 6,790,331.25/x
  3. Step 3: Cross multiply
    28,065,467.25x = 42,098,202.50 × 6,790,331.25
  4. Step 4: Simplify right side
    28,065,467.25x = 285,860,739,970,626.44
  5. Step 5: Solve for x
    x = 285,860,739,970,626.44/28,065,467.25
  6. Step 6: Final answer
    x = 10,185,497.27

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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.