Finding the Fourth Proportional to 7,476,355.96, 11,214,532.74 and 1,796,580.28
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Solution
The fourth proportional to 7,476,355.96, 11,214,532.74 and 1,796,580.28 is: 2,694,870.13
Step by Step Solution
- Step 1: Write the proportion equation
7,476,355.96 : 11,214,532.74 = 1,796,580.28 : x - Step 2: Convert to fraction form
7,476,355.96/11,214,532.74 = 1,796,580.28/x - Step 3: Cross multiply
7,476,355.96x = 11,214,532.74 × 1,796,580.28 - Step 4: Simplify right side
7,476,355.96x = 20,147,808,370,098.37 - Step 5: Solve for x
x = 20,147,808,370,098.37/7,476,355.96 - Step 6: Final answer
x = 2,694,870.13
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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.