Home / 19,202,962.98-28,774,107.75-15,591,083.07

Finding the Fourth Proportional to 19,202,962.98, 28,774,107.75 and 15,591,083.07

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Solution

The fourth proportional to 19,202,962.98, 28,774,107.75 and 15,591,083.07 is: 23,361,993.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202,962.98 : 28,774,107.75 = 15,591,083.07 : x
  2. Step 2: Convert to fraction form
    19,202,962.98/28,774,107.75 = 15,591,083.07/x
  3. Step 3: Cross multiply
    19,202,962.98x = 28,774,107.75 × 15,591,083.07
  4. Step 4: Simplify right side
    19,202,962.98x = 448,619,504,195,380.81
  5. Step 5: Solve for x
    x = 448,619,504,195,380.81/19,202,962.98
  6. Step 6: Final answer
    x = 23,361,993.91

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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.