Finding the Fourth Proportional to 8,914,856.70, 13,372,285.05 and 2,183,270.70
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Solution
The fourth proportional to 8,914,856.70, 13,372,285.05 and 2,183,270.70 is: 3,274,906.05
Step by Step Solution
- Step 1: Write the proportion equation
8,914,856.70 : 13,372,285.05 = 2,183,270.70 : x - Step 2: Convert to fraction form
8,914,856.70/13,372,285.05 = 2,183,270.70/x - Step 3: Cross multiply
8,914,856.70x = 13,372,285.05 × 2,183,270.70 - Step 4: Simplify right side
8,914,856.70x = 29,195,318,141,713.04 - Step 5: Solve for x
x = 29,195,318,141,713.04/8,914,856.70 - Step 6: Final answer
x = 3,274,906.05
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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.