Home / 12,522,589.96-18,776,208.54-5,330,028.04

Finding the Fourth Proportional to 12,522,589.96, 18,776,208.54 and 5,330,028.04

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Solution

The fourth proportional to 12,522,589.96, 18,776,208.54 and 5,330,028.04 is: 7,991,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522,589.96 : 18,776,208.54 = 5,330,028.04 : x
  2. Step 2: Convert to fraction form
    12,522,589.96/18,776,208.54 = 5,330,028.04/x
  3. Step 3: Cross multiply
    12,522,589.96x = 18,776,208.54 × 5,330,028.04
  4. Step 4: Simplify right side
    12,522,589.96x = 100,077,718,003,087.45
  5. Step 5: Solve for x
    x = 100,077,718,003,087.45/12,522,589.96
  6. Step 6: Final answer
    x = 7,991,774.73

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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.