Home / 15,170,219.96-22,752,361.10-12,627,766.86

Finding the Fourth Proportional to 15,170,219.96, 22,752,361.10 and 12,627,766.86

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Solution

The fourth proportional to 15,170,219.96, 22,752,361.10 and 12,627,766.86 is: 18,939,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170,219.96 : 22,752,361.10 = 12,627,766.86 : x
  2. Step 2: Convert to fraction form
    15,170,219.96/22,752,361.10 = 12,627,766.86/x
  3. Step 3: Cross multiply
    15,170,219.96x = 22,752,361.10 × 12,627,766.86
  4. Step 4: Simplify right side
    15,170,219.96x = 287,311,511,485,333.12
  5. Step 5: Solve for x
    x = 287,311,511,485,333.12/15,170,219.96
  6. Step 6: Final answer
    x = 18,939,179.01

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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.