Home / 18,095,993.55-27,163,328.87-7,320,338.37

Finding the Fourth Proportional to 18,095,993.55, 27,163,328.87 and 7,320,338.37

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Solution

The fourth proportional to 18,095,993.55, 27,163,328.87 and 7,320,338.37 is: 10,988,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095,993.55 : 27,163,328.87 = 7,320,338.37 : x
  2. Step 2: Convert to fraction form
    18,095,993.55/27,163,328.87 = 7,320,338.37/x
  3. Step 3: Cross multiply
    18,095,993.55x = 27,163,328.87 × 7,320,338.37
  4. Step 4: Simplify right side
    18,095,993.55x = 198,844,758,411,571.41
  5. Step 5: Solve for x
    x = 198,844,758,411,571.41/18,095,993.55
  6. Step 6: Final answer
    x = 10,988,330.53

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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.