Finding the Fourth Proportional to 27,189,821.92, 37,522,944.36 and 14,799,316.84
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Solution
The fourth proportional to 27,189,821.92, 37,522,944.36 and 14,799,316.84 is: 20,423,596.15
Step by Step Solution
- Step 1: Write the proportion equation
27,189,821.92 : 37,522,944.36 = 14,799,316.84 : x - Step 2: Convert to fraction form
27,189,821.92/37,522,944.36 = 14,799,316.84/x - Step 3: Cross multiply
27,189,821.92x = 37,522,944.36 × 14,799,316.84 - Step 4: Simplify right side
27,189,821.92x = 555,313,942,353,331 - Step 5: Solve for x
x = 555,313,942,353,331/27,189,821.92 - Step 6: Final answer
x = 20,423,596.15
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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.