Home / 39,274,142.76-58,914,624.24-11,986,580.88

Finding the Fourth Proportional to 39,274,142.76, 58,914,624.24 and 11,986,580.88

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Solution

The fourth proportional to 39,274,142.76, 58,914,624.24 and 11,986,580.88 is: 17,980,912.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,274,142.76 : 58,914,624.24 = 11,986,580.88 : x
  2. Step 2: Convert to fraction form
    39,274,142.76/58,914,624.24 = 11,986,580.88/x
  3. Step 3: Cross multiply
    39,274,142.76x = 58,914,624.24 × 11,986,580.88
  4. Step 4: Simplify right side
    39,274,142.76x = 706,184,908,467,568.62
  5. Step 5: Solve for x
    x = 706,184,908,467,568.62/39,274,142.76
  6. Step 6: Final answer
    x = 17,980,912.09

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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.