Home / 13,206,564.45-18,522,782.55-13,206,564.45

Finding the Fourth Proportional to 13,206,564.45, 18,522,782.55 and 13,206,564.45

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Solution

The fourth proportional to 13,206,564.45, 18,522,782.55 and 13,206,564.45 is: 18,522,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206,564.45 : 18,522,782.55 = 13,206,564.45 : x
  2. Step 2: Convert to fraction form
    13,206,564.45/18,522,782.55 = 13,206,564.45/x
  3. Step 3: Cross multiply
    13,206,564.45x = 18,522,782.55 × 13,206,564.45
  4. Step 4: Simplify right side
    13,206,564.45x = 244,622,321,539,910.34
  5. Step 5: Solve for x
    x = 244,622,321,539,910.34/13,206,564.45
  6. Step 6: Final answer
    x = 18,522,782.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.