Finding the Fourth Proportional to 8,111,510.08, 11,196,375.84 and 4,676,047.68
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Solution
The fourth proportional to 8,111,510.08, 11,196,375.84 and 4,676,047.68 is: 6,454,382.32
Step by Step Solution
- Step 1: Write the proportion equation
8,111,510.08 : 11,196,375.84 = 4,676,047.68 : x - Step 2: Convert to fraction form
8,111,510.08/11,196,375.84 = 4,676,047.68/x - Step 3: Cross multiply
8,111,510.08x = 11,196,375.84 × 4,676,047.68 - Step 4: Simplify right side
8,111,510.08x = 52,354,787,271,040.05 - Step 5: Solve for x
x = 52,354,787,271,040.05/8,111,510.08 - Step 6: Final answer
x = 6,454,382.32
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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.