Home / 12,250,505-18,374,355.10-3,275,756.84

Finding the Fourth Proportional to 12,250,505, 18,374,355.10 and 3,275,756.84

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Solution

The fourth proportional to 12,250,505, 18,374,355.10 and 3,275,756.84 is: 4,913,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250,505 : 18,374,355.10 = 3,275,756.84 : x
  2. Step 2: Convert to fraction form
    12,250,505/18,374,355.10 = 3,275,756.84/x
  3. Step 3: Cross multiply
    12,250,505x = 18,374,355.10 × 3,275,756.84
  4. Step 4: Simplify right side
    12,250,505x = 60,189,919,399,413.88
  5. Step 5: Solve for x
    x = 60,189,919,399,413.88/12,250,505
  6. Step 6: Final answer
    x = 4,913,260.26

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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.