Finding the Fourth Proportional to 5,689,364.96, 7,850,678.72 and 3,366,328.80
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Solution
The fourth proportional to 5,689,364.96, 7,850,678.72 and 3,366,328.80 is: 4,645,152.15
Step by Step Solution
- Step 1: Write the proportion equation
5,689,364.96 : 7,850,678.72 = 3,366,328.80 : x - Step 2: Convert to fraction form
5,689,364.96/7,850,678.72 = 3,366,328.80/x - Step 3: Cross multiply
5,689,364.96x = 7,850,678.72 × 3,366,328.80 - Step 4: Simplify right side
5,689,364.96x = 26,427,965,874,683.13 - Step 5: Solve for x
x = 26,427,965,874,683.13/5,689,364.96 - Step 6: Final answer
x = 4,645,152.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.