Home / 36,703,645.80-54,979,782.30-21,511,530.60

Finding the Fourth Proportional to 36,703,645.80, 54,979,782.30 and 21,511,530.60

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Solution

The fourth proportional to 36,703,645.80, 54,979,782.30 and 21,511,530.60 is: 32,222,937.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703,645.80 : 54,979,782.30 = 21,511,530.60 : x
  2. Step 2: Convert to fraction form
    36,703,645.80/54,979,782.30 = 21,511,530.60/x
  3. Step 3: Cross multiply
    36,703,645.80x = 54,979,782.30 × 21,511,530.60
  4. Step 4: Simplify right side
    36,703,645.80x = 1,182,699,269,327,788.50
  5. Step 5: Solve for x
    x = 1,182,699,269,327,788.50/36,703,645.80
  6. Step 6: Final answer
    x = 32,222,937.08

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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.