Finding the Fourth Proportional to 18,409,765.88, 27,614,634.24 and 4,946,593.88
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Solution
The fourth proportional to 18,409,765.88, 27,614,634.24 and 4,946,593.88 is: 7,419,886.90
Step by Step Solution
- Step 1: Write the proportion equation
18,409,765.88 : 27,614,634.24 = 4,946,593.88 : x - Step 2: Convert to fraction form
18,409,765.88/27,614,634.24 = 4,946,593.88/x - Step 3: Cross multiply
18,409,765.88x = 27,614,634.24 × 4,946,593.88 - Step 4: Simplify right side
18,409,765.88x = 136,598,380,730,022.44 - Step 5: Solve for x
x = 136,598,380,730,022.44/18,409,765.88 - Step 6: Final answer
x = 7,419,886.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.