Home / 13,610,197.80-18,782,411.22-8,381,226.60

Finding the Fourth Proportional to 13,610,197.80, 18,782,411.22 and 8,381,226.60

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Solution

The fourth proportional to 13,610,197.80, 18,782,411.22 and 8,381,226.60 is: 11,566,301.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,197.80 : 18,782,411.22 = 8,381,226.60 : x
  2. Step 2: Convert to fraction form
    13,610,197.80/18,782,411.22 = 8,381,226.60/x
  3. Step 3: Cross multiply
    13,610,197.80x = 18,782,411.22 × 8,381,226.60
  4. Step 4: Simplify right side
    13,610,197.80x = 157,419,644,529,202.44
  5. Step 5: Solve for x
    x = 157,419,644,529,202.44/13,610,197.80
  6. Step 6: Final answer
    x = 11,566,301.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.