Finding the Fourth Proportional to 11,550,829.92, 15,940,150.08 and 6,324,176.96
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Solution
The fourth proportional to 11,550,829.92, 15,940,150.08 and 6,324,176.96 is: 8,727,366.83
Step by Step Solution
- Step 1: Write the proportion equation
11,550,829.92 : 15,940,150.08 = 6,324,176.96 : x - Step 2: Convert to fraction form
11,550,829.92/15,940,150.08 = 6,324,176.96/x - Step 3: Cross multiply
11,550,829.92x = 15,940,150.08 × 6,324,176.96 - Step 4: Simplify right side
11,550,829.92x = 100,808,329,874,878.16 - Step 5: Solve for x
x = 100,808,329,874,878.16/11,550,829.92 - Step 6: Final answer
x = 8,727,366.83
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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.