Home / 13,623,312.30-20,463,399.45-11,497,548.30

Finding the Fourth Proportional to 13,623,312.30, 20,463,399.45 and 11,497,548.30

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Solution

The fourth proportional to 13,623,312.30, 20,463,399.45 and 11,497,548.30 is: 17,270,317.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623,312.30 : 20,463,399.45 = 11,497,548.30 : x
  2. Step 2: Convert to fraction form
    13,623,312.30/20,463,399.45 = 11,497,548.30/x
  3. Step 3: Cross multiply
    13,623,312.30x = 20,463,399.45 × 11,497,548.30
  4. Step 4: Simplify right side
    13,623,312.30x = 235,278,923,558,568.44
  5. Step 5: Solve for x
    x = 235,278,923,558,568.44/13,623,312.30
  6. Step 6: Final answer
    x = 17,270,317.11

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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.