Home / 17,039,664.11-25,540,563.42-12,982,776.68

Finding the Fourth Proportional to 17,039,664.11, 25,540,563.42 and 12,982,776.68

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Solution

The fourth proportional to 17,039,664.11, 25,540,563.42 and 12,982,776.68 is: 19,459,739.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,039,664.11 : 25,540,563.42 = 12,982,776.68 : x
  2. Step 2: Convert to fraction form
    17,039,664.11/25,540,563.42 = 12,982,776.68/x
  3. Step 3: Cross multiply
    17,039,664.11x = 25,540,563.42 × 12,982,776.68
  4. Step 4: Simplify right side
    17,039,664.11x = 331,587,431,035,534.25
  5. Step 5: Solve for x
    x = 331,587,431,035,534.25/17,039,664.11
  6. Step 6: Final answer
    x = 19,459,739.87

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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.