Finding the Fourth Proportional to 7,916,176.35, 10,925,496 and 5,015,837.70
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Solution
The fourth proportional to 7,916,176.35, 10,925,496 and 5,015,837.70 is: 6,922,599.03
Step by Step Solution
- Step 1: Write the proportion equation
7,916,176.35 : 10,925,496 = 5,015,837.70 : x - Step 2: Convert to fraction form
7,916,176.35/10,925,496 = 5,015,837.70/x - Step 3: Cross multiply
7,916,176.35x = 10,925,496 × 5,015,837.70 - Step 4: Simplify right side
7,916,176.35x = 54,800,514,727,999.20 - Step 5: Solve for x
x = 54,800,514,727,999.20/7,916,176.35 - Step 6: Final answer
x = 6,922,599.03
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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.