Home / 13,806,682.80-20,694,472.20-6,621,658.80

Finding the Fourth Proportional to 13,806,682.80, 20,694,472.20 and 6,621,658.80

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Solution

The fourth proportional to 13,806,682.80, 20,694,472.20 and 6,621,658.80 is: 9,925,029.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,806,682.80 : 20,694,472.20 = 6,621,658.80 : x
  2. Step 2: Convert to fraction form
    13,806,682.80/20,694,472.20 = 6,621,658.80/x
  3. Step 3: Cross multiply
    13,806,682.80x = 20,694,472.20 × 6,621,658.80
  4. Step 4: Simplify right side
    13,806,682.80x = 137,031,733,954,485.34
  5. Step 5: Solve for x
    x = 137,031,733,954,485.34/13,806,682.80
  6. Step 6: Final answer
    x = 9,925,029.49

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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.