Home / 19,389,315.72-26,747,422.38-14,797,665.48

Finding the Fourth Proportional to 19,389,315.72, 26,747,422.38 and 14,797,665.48

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Solution

The fourth proportional to 19,389,315.72, 26,747,422.38 and 14,797,665.48 is: 20,413,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389,315.72 : 26,747,422.38 = 14,797,665.48 : x
  2. Step 2: Convert to fraction form
    19,389,315.72/26,747,422.38 = 14,797,665.48/x
  3. Step 3: Cross multiply
    19,389,315.72x = 26,747,422.38 × 14,797,665.48
  4. Step 4: Simplify right side
    19,389,315.72x = 395,799,408,831,505.44
  5. Step 5: Solve for x
    x = 395,799,408,831,505.44/19,389,315.72
  6. Step 6: Final answer
    x = 20,413,273.71

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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.