Home / 12,895,998.27-17,789,087.30-8,058,704.19

Finding the Fourth Proportional to 12,895,998.27, 17,789,087.30 and 8,058,704.19

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Solution

The fourth proportional to 12,895,998.27, 17,789,087.30 and 8,058,704.19 is: 11,116,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895,998.27 : 17,789,087.30 = 8,058,704.19 : x
  2. Step 2: Convert to fraction form
    12,895,998.27/17,789,087.30 = 8,058,704.19/x
  3. Step 3: Cross multiply
    12,895,998.27x = 17,789,087.30 × 8,058,704.19
  4. Step 4: Simplify right side
    12,895,998.27x = 143,356,992,360,785.81
  5. Step 5: Solve for x
    x = 143,356,992,360,785.81/12,895,998.27
  6. Step 6: Final answer
    x = 11,116,393.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.