Finding the Fourth Proportional to 5,166,244.48, 7,749,288.80 and 2,324,349.76
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Solution
The fourth proportional to 5,166,244.48, 7,749,288.80 and 2,324,349.76 is: 3,486,489.58
Step by Step Solution
- Step 1: Write the proportion equation
5,166,244.48 : 7,749,288.80 = 2,324,349.76 : x - Step 2: Convert to fraction form
5,166,244.48/7,749,288.80 = 2,324,349.76/x - Step 3: Cross multiply
5,166,244.48x = 7,749,288.80 × 2,324,349.76 - Step 4: Simplify right side
5,166,244.48x = 18,012,057,562,450.69 - Step 5: Solve for x
x = 18,012,057,562,450.69/5,166,244.48 - Step 6: Final answer
x = 3,486,489.58
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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.