Home / 14,087,369.20-21,131,053.80-13,135,586.80

Finding the Fourth Proportional to 14,087,369.20, 21,131,053.80 and 13,135,586.80

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Solution

The fourth proportional to 14,087,369.20, 21,131,053.80 and 13,135,586.80 is: 19,703,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087,369.20 : 21,131,053.80 = 13,135,586.80 : x
  2. Step 2: Convert to fraction form
    14,087,369.20/21,131,053.80 = 13,135,586.80/x
  3. Step 3: Cross multiply
    14,087,369.20x = 21,131,053.80 × 13,135,586.80
  4. Step 4: Simplify right side
    14,087,369.20x = 277,568,791,365,369.88
  5. Step 5: Solve for x
    x = 277,568,791,365,369.88/14,087,369.20
  6. Step 6: Final answer
    x = 19,703,380.20

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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.