Finding the Fourth Proportional to 19,067,236.84, 26,321,268.90 and 11,334,782.44
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Solution
The fourth proportional to 19,067,236.84, 26,321,268.90 and 11,334,782.44 is: 15,647,042.05
Step by Step Solution
- Step 1: Write the proportion equation
19,067,236.84 : 26,321,268.90 = 11,334,782.44 : x - Step 2: Convert to fraction form
19,067,236.84/26,321,268.90 = 11,334,782.44/x - Step 3: Cross multiply
19,067,236.84x = 26,321,268.90 × 11,334,782.44 - Step 4: Simplify right side
19,067,236.84x = 298,345,856,526,238.06 - Step 5: Solve for x
x = 298,345,856,526,238.06/19,067,236.84 - Step 6: Final answer
x = 15,647,042.05
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1.5x scale
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.