Home / 67,084,089.96-100,628,376.96-18,557,880.10

Finding the Fourth Proportional to 67,084,089.96, 100,628,376.96 and 18,557,880.10

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Solution

The fourth proportional to 67,084,089.96, 100,628,376.96 and 18,557,880.10 is: 27,837,440.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,084,089.96 : 100,628,376.96 = 18,557,880.10 : x
  2. Step 2: Convert to fraction form
    67,084,089.96/100,628,376.96 = 18,557,880.10/x
  3. Step 3: Cross multiply
    67,084,089.96x = 100,628,376.96 × 18,557,880.10
  4. Step 4: Simplify right side
    67,084,089.96x = 1,867,449,354,560,857.25
  5. Step 5: Solve for x
    x = 1,867,449,354,560,857.25/67,084,089.96
  6. Step 6: Final answer
    x = 27,837,440.38

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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.