Finding the Fourth Proportional to 18,086,557.20, 27,161,328.60 and 9,583,501.20
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Solution
The fourth proportional to 18,086,557.20, 27,161,328.60 and 9,583,501.20 is: 14,391,938.85
Step by Step Solution
- Step 1: Write the proportion equation
18,086,557.20 : 27,161,328.60 = 9,583,501.20 : x - Step 2: Convert to fraction form
18,086,557.20/27,161,328.60 = 9,583,501.20/x - Step 3: Cross multiply
18,086,557.20x = 27,161,328.60 × 9,583,501.20 - Step 4: Simplify right side
18,086,557.20x = 260,300,625,231,694.31 - Step 5: Solve for x
x = 260,300,625,231,694.31/18,086,557.20 - Step 6: Final answer
x = 14,391,938.85
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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.