Home / 7,728,351.36-11,593,367.82-2,870,088

Finding the Fourth Proportional to 7,728,351.36, 11,593,367.82 and 2,870,088

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Solution

The fourth proportional to 7,728,351.36, 11,593,367.82 and 2,870,088 is: 4,305,444.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728,351.36 : 11,593,367.82 = 2,870,088 : x
  2. Step 2: Convert to fraction form
    7,728,351.36/11,593,367.82 = 2,870,088/x
  3. Step 3: Cross multiply
    7,728,351.36x = 11,593,367.82 × 2,870,088
  4. Step 4: Simplify right side
    7,728,351.36x = 33,273,985,859,768.16
  5. Step 5: Solve for x
    x = 33,273,985,859,768.16/7,728,351.36
  6. Step 6: Final answer
    x = 4,305,444.24

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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.