Home / 74,135,768.58-102,246,697.53-52,181,943.30

Finding the Fourth Proportional to 74,135,768.58, 102,246,697.53 and 52,181,943.30

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Solution

The fourth proportional to 74,135,768.58, 102,246,697.53 and 52,181,943.30 is: 71,968,382.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,135,768.58 : 102,246,697.53 = 52,181,943.30 : x
  2. Step 2: Convert to fraction form
    74,135,768.58/102,246,697.53 = 52,181,943.30/x
  3. Step 3: Cross multiply
    74,135,768.58x = 102,246,697.53 × 52,181,943.30
  4. Step 4: Simplify right side
    74,135,768.58x = 5,335,431,373,122,710
  5. Step 5: Solve for x
    x = 5,335,431,373,122,710/74,135,768.58
  6. Step 6: Final answer
    x = 71,968,382.81

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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.