Home / 12,218,167.80-18,322,586.10-3,695,671.80

Finding the Fourth Proportional to 12,218,167.80, 18,322,586.10 and 3,695,671.80

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Solution

The fourth proportional to 12,218,167.80, 18,322,586.10 and 3,695,671.80 is: 5,542,096.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,218,167.80 : 18,322,586.10 = 3,695,671.80 : x
  2. Step 2: Convert to fraction form
    12,218,167.80/18,322,586.10 = 3,695,671.80/x
  3. Step 3: Cross multiply
    12,218,167.80x = 18,322,586.10 × 3,695,671.80
  4. Step 4: Simplify right side
    12,218,167.80x = 67,714,264,752,841.98
  5. Step 5: Solve for x
    x = 67,714,264,752,841.98/12,218,167.80
  6. Step 6: Final answer
    x = 5,542,096.48

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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.