Finding the Fourth Proportional to 7,392,224.70, 11,088,337.05 and 3,608,135.10
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Solution
The fourth proportional to 7,392,224.70, 11,088,337.05 and 3,608,135.10 is: 5,412,202.65
Step by Step Solution
- Step 1: Write the proportion equation
7,392,224.70 : 11,088,337.05 = 3,608,135.10 : x - Step 2: Convert to fraction form
7,392,224.70/11,088,337.05 = 3,608,135.10/x - Step 3: Cross multiply
7,392,224.70x = 11,088,337.05 × 3,608,135.10 - Step 4: Simplify right side
7,392,224.70x = 40,008,218,110,735.46 - Step 5: Solve for x
x = 40,008,218,110,735.46/7,392,224.70 - Step 6: Final answer
x = 5,412,202.65
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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.