Home / 19,952,912.61-27,542,506.82-13,077,837.54

Finding the Fourth Proportional to 19,952,912.61, 27,542,506.82 and 13,077,837.54

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Solution

The fourth proportional to 19,952,912.61, 27,542,506.82 and 13,077,837.54 is: 18,052,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952,912.61 : 27,542,506.82 = 13,077,837.54 : x
  2. Step 2: Convert to fraction form
    19,952,912.61/27,542,506.82 = 13,077,837.54/x
  3. Step 3: Cross multiply
    19,952,912.61x = 27,542,506.82 × 13,077,837.54
  4. Step 4: Simplify right side
    19,952,912.61x = 360,196,429,570,912.81
  5. Step 5: Solve for x
    x = 360,196,429,570,912.81/19,952,912.61
  6. Step 6: Final answer
    x = 18,052,323.32

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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.