Home / 50,090,867.12-75,135,231.10-13,699,257.51

Finding the Fourth Proportional to 50,090,867.12, 75,135,231.10 and 13,699,257.51

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Solution

The fourth proportional to 50,090,867.12, 75,135,231.10 and 13,699,257.51 is: 20,548,593.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,090,867.12 : 75,135,231.10 = 13,699,257.51 : x
  2. Step 2: Convert to fraction form
    50,090,867.12/75,135,231.10 = 13,699,257.51/x
  3. Step 3: Cross multiply
    50,090,867.12x = 75,135,231.10 × 13,699,257.51
  4. Step 4: Simplify right side
    50,090,867.12x = 1,029,296,878,922,714.25
  5. Step 5: Solve for x
    x = 1,029,296,878,922,714.25/50,090,867.12
  6. Step 6: Final answer
    x = 20,548,593.75

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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.