Home / 19,691,629.78-27,181,896.56-14,810,946.23

Finding the Fourth Proportional to 19,691,629.78, 27,181,896.56 and 14,810,946.23

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Solution

The fourth proportional to 19,691,629.78, 27,181,896.56 and 14,810,946.23 is: 20,444,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,691,629.78 : 27,181,896.56 = 14,810,946.23 : x
  2. Step 2: Convert to fraction form
    19,691,629.78/27,181,896.56 = 14,810,946.23/x
  3. Step 3: Cross multiply
    19,691,629.78x = 27,181,896.56 × 14,810,946.23
  4. Step 4: Simplify right side
    19,691,629.78x = 402,589,608,379,581.94
  5. Step 5: Solve for x
    x = 402,589,608,379,581.94/19,691,629.78
  6. Step 6: Final answer
    x = 20,444,707.36

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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.