Home / 12,177,786.51-18,267,758.55-3,202,338.51

Finding the Fourth Proportional to 12,177,786.51, 18,267,758.55 and 3,202,338.51

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Solution

The fourth proportional to 12,177,786.51, 18,267,758.55 and 3,202,338.51 is: 4,803,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,177,786.51 : 18,267,758.55 = 3,202,338.51 : x
  2. Step 2: Convert to fraction form
    12,177,786.51/18,267,758.55 = 3,202,338.51/x
  3. Step 3: Cross multiply
    12,177,786.51x = 18,267,758.55 × 3,202,338.51
  4. Step 4: Simplify right side
    12,177,786.51x = 58,499,546,696,046.76
  5. Step 5: Solve for x
    x = 58,499,546,696,046.76/12,177,786.51
  6. Step 6: Final answer
    x = 4,803,791.45

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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.