Home / 67,874,968.36-101,812,661.52-16,756,992.64

Finding the Fourth Proportional to 67,874,968.36, 101,812,661.52 and 16,756,992.64

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Solution

The fourth proportional to 67,874,968.36, 101,812,661.52 and 16,756,992.64 is: 25,135,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,874,968.36 : 101,812,661.52 = 16,756,992.64 : x
  2. Step 2: Convert to fraction form
    67,874,968.36/101,812,661.52 = 16,756,992.64/x
  3. Step 3: Cross multiply
    67,874,968.36x = 101,812,661.52 × 16,756,992.64
  4. Step 4: Simplify right side
    67,874,968.36x = 1,706,074,019,749,451.25
  5. Step 5: Solve for x
    x = 1,706,074,019,749,451.25/67,874,968.36
  6. Step 6: Final answer
    x = 25,135,540.55

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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.