Home / 18,614,942.80-27,943,409.40-14,373,912.40

Finding the Fourth Proportional to 18,614,942.80, 27,943,409.40 and 14,373,912.40

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Solution

The fourth proportional to 18,614,942.80, 27,943,409.40 and 14,373,912.40 is: 21,577,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,614,942.80 : 27,943,409.40 = 14,373,912.40 : x
  2. Step 2: Convert to fraction form
    18,614,942.80/27,943,409.40 = 14,373,912.40/x
  3. Step 3: Cross multiply
    18,614,942.80x = 27,943,409.40 × 14,373,912.40
  4. Step 4: Simplify right side
    18,614,942.80x = 401,656,118,872,936.56
  5. Step 5: Solve for x
    x = 401,656,118,872,936.56/18,614,942.80
  6. Step 6: Final answer
    x = 21,577,080.48

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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.