Finding the Fourth Proportional to 11,952,351.08, 16,492,186.74 and 6,724,633.76
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Solution
The fourth proportional to 11,952,351.08, 16,492,186.74 and 6,724,633.76 is: 9,278,836.86
Step by Step Solution
- Step 1: Write the proportion equation
11,952,351.08 : 16,492,186.74 = 6,724,633.76 : x - Step 2: Convert to fraction form
11,952,351.08/16,492,186.74 = 6,724,633.76/x - Step 3: Cross multiply
11,952,351.08x = 16,492,186.74 × 6,724,633.76 - Step 4: Simplify right side
11,952,351.08x = 110,903,915,728,028.34 - Step 5: Solve for x
x = 110,903,915,728,028.34/11,952,351.08 - Step 6: Final answer
x = 9,278,836.86
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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.