Home / 11,871,215.20-17,807,341.20-3,893,039.20

Finding the Fourth Proportional to 11,871,215.20, 17,807,341.20 and 3,893,039.20

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Solution

The fourth proportional to 11,871,215.20, 17,807,341.20 and 3,893,039.20 is: 5,839,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,871,215.20 : 17,807,341.20 = 3,893,039.20 : x
  2. Step 2: Convert to fraction form
    11,871,215.20/17,807,341.20 = 3,893,039.20/x
  3. Step 3: Cross multiply
    11,871,215.20x = 17,807,341.20 × 3,893,039.20
  4. Step 4: Simplify right side
    11,871,215.20x = 69,324,677,339,375.04
  5. Step 5: Solve for x
    x = 69,324,677,339,375.04/11,871,215.20
  6. Step 6: Final answer
    x = 5,839,728.80

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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.