Home / 37,171,410.68-51,297,189.90-21,702,147.32

Finding the Fourth Proportional to 37,171,410.68, 51,297,189.90 and 21,702,147.32

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Solution

The fourth proportional to 37,171,410.68, 51,297,189.90 and 21,702,147.32 is: 29,949,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,171,410.68 : 51,297,189.90 = 21,702,147.32 : x
  2. Step 2: Convert to fraction form
    37,171,410.68/51,297,189.90 = 21,702,147.32/x
  3. Step 3: Cross multiply
    37,171,410.68x = 51,297,189.90 × 21,702,147.32
  4. Step 4: Simplify right side
    37,171,410.68x = 1,113,259,172,311,816
  5. Step 5: Solve for x
    x = 1,113,259,172,311,816/37,171,410.68
  6. Step 6: Final answer
    x = 29,949,338.80

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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.