Finding the Fourth Proportional to 7,777,524.94, 11,665,955.08 and 2,660,412.45
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Solution
The fourth proportional to 7,777,524.94, 11,665,955.08 and 2,660,412.45 is: 3,990,505.00
Step by Step Solution
- Step 1: Write the proportion equation
7,777,524.94 : 11,665,955.08 = 2,660,412.45 : x - Step 2: Convert to fraction form
7,777,524.94/11,665,955.08 = 2,660,412.45/x - Step 3: Cross multiply
7,777,524.94x = 11,665,955.08 × 2,660,412.45 - Step 4: Simplify right side
7,777,524.94x = 31,036,252,135,972.75 - Step 5: Solve for x
x = 31,036,252,135,972.75/7,777,524.94 - Step 6: Final answer
x = 3,990,505.00
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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.