Finding the Fourth Proportional to 7,716,097.67, 11,571,782.72 and 5,335,241.99
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Solution
The fourth proportional to 7,716,097.67, 11,571,782.72 and 5,335,241.99 is: 8,001,228.56
Step by Step Solution
- Step 1: Write the proportion equation
7,716,097.67 : 11,571,782.72 = 5,335,241.99 : x - Step 2: Convert to fraction form
7,716,097.67/11,571,782.72 = 5,335,241.99/x - Step 3: Cross multiply
7,716,097.67x = 11,571,782.72 × 5,335,241.99 - Step 4: Simplify right side
7,716,097.67x = 61,738,260,982,365.29 - Step 5: Solve for x
x = 61,738,260,982,365.29/7,716,097.67 - Step 6: Final answer
x = 8,001,228.56
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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.