Finding the Fourth Proportional to 10,998,170.16, 15,175,925.51 and 6,586,861.97
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Solution
The fourth proportional to 10,998,170.16, 15,175,925.51 and 6,586,861.97 is: 9,088,941.62
Step by Step Solution
- Step 1: Write the proportion equation
10,998,170.16 : 15,175,925.51 = 6,586,861.97 : x - Step 2: Convert to fraction form
10,998,170.16/15,175,925.51 = 6,586,861.97/x - Step 3: Cross multiply
10,998,170.16x = 15,175,925.51 × 6,586,861.97 - Step 4: Simplify right side
10,998,170.16x = 99,961,726,492,557.92 - Step 5: Solve for x
x = 99,961,726,492,557.92/10,998,170.16 - Step 6: Final answer
x = 9,088,941.62
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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.