Home / 13,795,621.93-20,692,745.02-5,159,087.43

Finding the Fourth Proportional to 13,795,621.93, 20,692,745.02 and 5,159,087.43

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Solution

The fourth proportional to 13,795,621.93, 20,692,745.02 and 5,159,087.43 is: 7,738,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795,621.93 : 20,692,745.02 = 5,159,087.43 : x
  2. Step 2: Convert to fraction form
    13,795,621.93/20,692,745.02 = 5,159,087.43/x
  3. Step 3: Cross multiply
    13,795,621.93x = 20,692,745.02 × 5,159,087.43
  4. Step 4: Simplify right side
    13,795,621.93x = 106,755,680,724,877.09
  5. Step 5: Solve for x
    x = 106,755,680,724,877.09/13,795,621.93
  6. Step 6: Final answer
    x = 7,738,373.90

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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.