Home / 19,324,215.27-28,986,331.41-9,081,558.72

Finding the Fourth Proportional to 19,324,215.27, 28,986,331.41 and 9,081,558.72

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Solution

The fourth proportional to 19,324,215.27, 28,986,331.41 and 9,081,558.72 is: 13,622,342.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,324,215.27 : 28,986,331.41 = 9,081,558.72 : x
  2. Step 2: Convert to fraction form
    19,324,215.27/28,986,331.41 = 9,081,558.72/x
  3. Step 3: Cross multiply
    19,324,215.27x = 28,986,331.41 × 9,081,558.72
  4. Step 4: Simplify right side
    19,324,215.27x = 263,241,070,777,295.41
  5. Step 5: Solve for x
    x = 263,241,070,777,295.41/19,324,215.27
  6. Step 6: Final answer
    x = 13,622,342.08

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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.