Finding the Fourth Proportional to 8,519,021.23, 11,750,283.23 and 5,764,496.09
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Solution
The fourth proportional to 8,519,021.23, 11,750,283.23 and 5,764,496.09 is: 7,950,967.60
Step by Step Solution
- Step 1: Write the proportion equation
8,519,021.23 : 11,750,283.23 = 5,764,496.09 : x - Step 2: Convert to fraction form
8,519,021.23/11,750,283.23 = 5,764,496.09/x - Step 3: Cross multiply
8,519,021.23x = 11,750,283.23 × 5,764,496.09 - Step 4: Simplify right side
8,519,021.23x = 67,734,461,747,296.69 - Step 5: Solve for x
x = 67,734,461,747,296.69/8,519,021.23 - Step 6: Final answer
x = 7,950,967.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.