Finding the Fourth Proportional to 6,313,136.16, 9,474,993.36 and 3,282,362.40
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Solution
The fourth proportional to 6,313,136.16, 9,474,993.36 and 3,282,362.40 is: 4,926,293.55
Step by Step Solution
- Step 1: Write the proportion equation
6,313,136.16 : 9,474,993.36 = 3,282,362.40 : x - Step 2: Convert to fraction form
6,313,136.16/9,474,993.36 = 3,282,362.40/x - Step 3: Cross multiply
6,313,136.16x = 9,474,993.36 × 3,282,362.40 - Step 4: Simplify right side
6,313,136.16x = 31,100,361,945,113.66 - Step 5: Solve for x
x = 31,100,361,945,113.66/6,313,136.16 - Step 6: Final answer
x = 4,926,293.55
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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.