Home / 39,366,361.26-54,325,612.37-21,962,709.16

Finding the Fourth Proportional to 39,366,361.26, 54,325,612.37 and 21,962,709.16

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Solution

The fourth proportional to 39,366,361.26, 54,325,612.37 and 21,962,709.16 is: 30,308,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,361.26 : 54,325,612.37 = 21,962,709.16 : x
  2. Step 2: Convert to fraction form
    39,366,361.26/54,325,612.37 = 21,962,709.16/x
  3. Step 3: Cross multiply
    39,366,361.26x = 54,325,612.37 × 21,962,709.16
  4. Step 4: Simplify right side
    39,366,361.26x = 1,193,137,624,311,394.75
  5. Step 5: Solve for x
    x = 1,193,137,624,311,394.75/39,366,361.26
  6. Step 6: Final answer
    x = 30,308,557.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.