Finding the Fourth Proportional to 8,181,783, 12,274,446.06 and 3,133,093.68
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Solution
The fourth proportional to 8,181,783, 12,274,446.06 and 3,133,093.68 is: 4,700,318.91
Step by Step Solution
- Step 1: Write the proportion equation
8,181,783 : 12,274,446.06 = 3,133,093.68 : x - Step 2: Convert to fraction form
8,181,783/12,274,446.06 = 3,133,093.68/x - Step 3: Cross multiply
8,181,783x = 12,274,446.06 × 3,133,093.68 - Step 4: Simplify right side
8,181,783x = 38,456,989,376,086.91 - Step 5: Solve for x
x = 38,456,989,376,086.91/8,181,783 - Step 6: Final answer
x = 4,700,318.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.