Home / 21,400,912.43-32,094,625.38-7,020,629.27

Finding the Fourth Proportional to 21,400,912.43, 32,094,625.38 and 7,020,629.27

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Solution

The fourth proportional to 21,400,912.43, 32,094,625.38 and 7,020,629.27 is: 10,528,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,400,912.43 : 32,094,625.38 = 7,020,629.27 : x
  2. Step 2: Convert to fraction form
    21,400,912.43/32,094,625.38 = 7,020,629.27/x
  3. Step 3: Cross multiply
    21,400,912.43x = 32,094,625.38 × 7,020,629.27
  4. Step 4: Simplify right side
    21,400,912.43x = 225,324,466,352,512.84
  5. Step 5: Solve for x
    x = 225,324,466,352,512.84/21,400,912.43
  6. Step 6: Final answer
    x = 10,528,731.76

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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.