Finding the Fourth Proportional to 5,513,377.08, 8,261,624.34 and 3,709,578.36
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Solution
The fourth proportional to 5,513,377.08, 8,261,624.34 and 3,709,578.36 is: 5,558,687.97
Step by Step Solution
- Step 1: Write the proportion equation
5,513,377.08 : 8,261,624.34 = 3,709,578.36 : x - Step 2: Convert to fraction form
5,513,377.08/8,261,624.34 = 3,709,578.36/x - Step 3: Cross multiply
5,513,377.08x = 8,261,624.34 × 3,709,578.36 - Step 4: Simplify right side
5,513,377.08x = 30,647,142,870,113.28 - Step 5: Solve for x
x = 30,647,142,870,113.28/5,513,377.08 - Step 6: Final answer
x = 5,558,687.97
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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.