Home / 19,816,640.72-27,344,777.64-11,113,022.24

Finding the Fourth Proportional to 19,816,640.72, 27,344,777.64 and 11,113,022.24

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Solution

The fourth proportional to 19,816,640.72, 27,344,777.64 and 11,113,022.24 is: 15,334,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,816,640.72 : 27,344,777.64 = 11,113,022.24 : x
  2. Step 2: Convert to fraction form
    19,816,640.72/27,344,777.64 = 11,113,022.24/x
  3. Step 3: Cross multiply
    19,816,640.72x = 27,344,777.64 × 11,113,022.24
  4. Step 4: Simplify right side
    19,816,640.72x = 303,883,122,061,174.75
  5. Step 5: Solve for x
    x = 303,883,122,061,174.75/19,816,640.72
  6. Step 6: Final answer
    x = 15,334,744.49

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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.