Home / 13,481,474.98-20,222,360.10-3,896,936.55

Finding the Fourth Proportional to 13,481,474.98, 20,222,360.10 and 3,896,936.55

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Solution

The fourth proportional to 13,481,474.98, 20,222,360.10 and 3,896,936.55 is: 5,845,447.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,481,474.98 : 20,222,360.10 = 3,896,936.55 : x
  2. Step 2: Convert to fraction form
    13,481,474.98/20,222,360.10 = 3,896,936.55/x
  3. Step 3: Cross multiply
    13,481,474.98x = 20,222,360.10 × 3,896,936.55
  4. Step 4: Simplify right side
    13,481,474.98x = 78,805,254,099,839.86
  5. Step 5: Solve for x
    x = 78,805,254,099,839.86/13,481,474.98
  6. Step 6: Final answer
    x = 5,845,447.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.