Home / 12,736,537.24-19,189,879.23-11,523,668.55

Finding the Fourth Proportional to 12,736,537.24, 19,189,879.23 and 11,523,668.55

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Solution

The fourth proportional to 12,736,537.24, 19,189,879.23 and 11,523,668.55 is: 17,362,474.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,537.24 : 19,189,879.23 = 11,523,668.55 : x
  2. Step 2: Convert to fraction form
    12,736,537.24/19,189,879.23 = 11,523,668.55/x
  3. Step 3: Cross multiply
    12,736,537.24x = 19,189,879.23 × 11,523,668.55
  4. Step 4: Simplify right side
    12,736,537.24x = 221,137,807,761,049.25
  5. Step 5: Solve for x
    x = 221,137,807,761,049.25/12,736,537.24
  6. Step 6: Final answer
    x = 17,362,474.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.