Finding the Fourth Proportional to 12,394,471.44, 17,104,465.26 and 6,888,362.82
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Solution
The fourth proportional to 12,394,471.44, 17,104,465.26 and 6,888,362.82 is: 9,505,993.31
Step by Step Solution
- Step 1: Write the proportion equation
12,394,471.44 : 17,104,465.26 = 6,888,362.82 : x - Step 2: Convert to fraction form
12,394,471.44/17,104,465.26 = 6,888,362.82/x - Step 3: Cross multiply
12,394,471.44x = 17,104,465.26 × 6,888,362.82 - Step 4: Simplify right side
12,394,471.44x = 117,821,762,552,965.66 - Step 5: Solve for x
x = 117,821,762,552,965.66/12,394,471.44 - Step 6: Final answer
x = 9,505,993.31
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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.