Finding the Fourth Proportional to 17,982,361.43, 26,969,051.70 and 7,054,778.19
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Solution
The fourth proportional to 17,982,361.43, 26,969,051.70 and 7,054,778.19 is: 10,580,405.61
Step by Step Solution
- Step 1: Write the proportion equation
17,982,361.43 : 26,969,051.70 = 7,054,778.19 : x - Step 2: Convert to fraction form
17,982,361.43/26,969,051.70 = 7,054,778.19/x - Step 3: Cross multiply
17,982,361.43x = 26,969,051.70 × 7,054,778.19 - Step 4: Simplify right side
17,982,361.43x = 190,260,677,702,868.53 - Step 5: Solve for x
x = 190,260,677,702,868.53/17,982,361.43 - Step 6: Final answer
x = 10,580,405.61
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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.