Finding the Fourth Proportional to 7,350,928.19, 11,028,136.11 and 2,493,142.32
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Solution
The fourth proportional to 7,350,928.19, 11,028,136.11 and 2,493,142.32 is: 3,740,304.92
Step by Step Solution
- Step 1: Write the proportion equation
7,350,928.19 : 11,028,136.11 = 2,493,142.32 : x - Step 2: Convert to fraction form
7,350,928.19/11,028,136.11 = 2,493,142.32/x - Step 3: Cross multiply
7,350,928.19x = 11,028,136.11 × 2,493,142.32 - Step 4: Simplify right side
7,350,928.19x = 27,494,712,846,561.17 - Step 5: Solve for x
x = 27,494,712,846,561.17/7,350,928.19 - Step 6: Final answer
x = 3,740,304.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.