Finding the Fourth Proportional to 7,716,118.67, 11,571,814.22 and 5,335,262.99
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Solution
The fourth proportional to 7,716,118.67, 11,571,814.22 and 5,335,262.99 is: 8,001,260.05
Step by Step Solution
- Step 1: Write the proportion equation
7,716,118.67 : 11,571,814.22 = 5,335,262.99 : x - Step 2: Convert to fraction form
7,716,118.67/11,571,814.22 = 5,335,262.99/x - Step 3: Cross multiply
7,716,118.67x = 11,571,814.22 × 5,335,262.99 - Step 4: Simplify right side
7,716,118.67x = 61,738,672,050,586.34 - Step 5: Solve for x
x = 61,738,672,050,586.34/7,716,118.67 - Step 6: Final answer
x = 8,001,260.05
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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.