Home / 7,202,912.88-10,800,380.78-2,946,070.48

Finding the Fourth Proportional to 7,202,912.88, 10,800,380.78 and 2,946,070.48

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Solution

The fourth proportional to 7,202,912.88, 10,800,380.78 and 2,946,070.48 is: 4,417,474.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202,912.88 : 10,800,380.78 = 2,946,070.48 : x
  2. Step 2: Convert to fraction form
    7,202,912.88/10,800,380.78 = 2,946,070.48/x
  3. Step 3: Cross multiply
    7,202,912.88x = 10,800,380.78 × 2,946,070.48
  4. Step 4: Simplify right side
    7,202,912.88x = 31,818,682,988,717.37
  5. Step 5: Solve for x
    x = 31,818,682,988,717.37/7,202,912.88
  6. Step 6: Final answer
    x = 4,417,474.36

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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.