Home / 28,839,611.70-43,259,417.55-27,831,842.10

Finding the Fourth Proportional to 28,839,611.70, 43,259,417.55 and 27,831,842.10

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Solution

The fourth proportional to 28,839,611.70, 43,259,417.55 and 27,831,842.10 is: 41,747,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,839,611.70 : 43,259,417.55 = 27,831,842.10 : x
  2. Step 2: Convert to fraction form
    28,839,611.70/43,259,417.55 = 27,831,842.10/x
  3. Step 3: Cross multiply
    28,839,611.70x = 43,259,417.55 × 27,831,842.10
  4. Step 4: Simplify right side
    28,839,611.70x = 1,203,989,278,589,568.75
  5. Step 5: Solve for x
    x = 1,203,989,278,589,568.75/28,839,611.70
  6. Step 6: Final answer
    x = 41,747,763.15

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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.