Home / 15,766,563.23-21,753,739.68-9,236,682.41

Finding the Fourth Proportional to 15,766,563.23, 21,753,739.68 and 9,236,682.41

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Solution

The fourth proportional to 15,766,563.23, 21,753,739.68 and 9,236,682.41 is: 12,744,209.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766,563.23 : 21,753,739.68 = 9,236,682.41 : x
  2. Step 2: Convert to fraction form
    15,766,563.23/21,753,739.68 = 9,236,682.41/x
  3. Step 3: Cross multiply
    15,766,563.23x = 21,753,739.68 × 9,236,682.41
  4. Step 4: Simplify right side
    15,766,563.23x = 200,932,384,653,975.03
  5. Step 5: Solve for x
    x = 200,932,384,653,975.03/15,766,563.23
  6. Step 6: Final answer
    x = 12,744,209.48

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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.