Home / 19,792,977.21-27,315,441-11,093,960.55

Finding the Fourth Proportional to 19,792,977.21, 27,315,441 and 11,093,960.55

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Solution

The fourth proportional to 19,792,977.21, 27,315,441 and 11,093,960.55 is: 15,310,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792,977.21 : 27,315,441 = 11,093,960.55 : x
  2. Step 2: Convert to fraction form
    19,792,977.21/27,315,441 = 11,093,960.55/x
  3. Step 3: Cross multiply
    19,792,977.21x = 27,315,441 × 11,093,960.55
  4. Step 4: Simplify right side
    19,792,977.21x = 303,036,424,859,852.56
  5. Step 5: Solve for x
    x = 303,036,424,859,852.56/19,792,977.21
  6. Step 6: Final answer
    x = 15,310,300.30

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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.