Finding the Fourth Proportional to 41,100,065.92, 61,605,534.96 and 20,580,316.99
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Solution
The fourth proportional to 41,100,065.92, 61,605,534.96 and 20,580,316.99 is: 30,848,160.68
Step by Step Solution
- Step 1: Write the proportion equation
41,100,065.92 : 61,605,534.96 = 20,580,316.99 : x - Step 2: Convert to fraction form
41,100,065.92/61,605,534.96 = 20,580,316.99/x - Step 3: Cross multiply
41,100,065.92x = 61,605,534.96 × 20,580,316.99 - Step 4: Simplify right side
41,100,065.92x = 1,267,861,437,661,313.25 - Step 5: Solve for x
x = 1,267,861,437,661,313.25/41,100,065.92 - Step 6: Final answer
x = 30,848,160.68
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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.