Finding the Fourth Proportional to 12,394,462.44, 17,104,452.84 and 6,888,353.79
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Solution
The fourth proportional to 12,394,462.44, 17,104,452.84 and 6,888,353.79 is: 9,505,980.85
Step by Step Solution
- Step 1: Write the proportion equation
12,394,462.44 : 17,104,452.84 = 6,888,353.79 : x - Step 2: Convert to fraction form
12,394,462.44/17,104,452.84 = 6,888,353.79/x - Step 3: Cross multiply
12,394,462.44x = 17,104,452.84 × 6,888,353.79 - Step 4: Simplify right side
12,394,462.44x = 117,821,522,546,290.27 - Step 5: Solve for x
x = 117,821,522,546,290.27/12,394,462.44 - Step 6: Final answer
x = 9,505,980.85
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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.