Finding the Fourth Proportional to 5,446,181.67, 7,516,738.62 and 3,154,341.75
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Solution
The fourth proportional to 5,446,181.67, 7,516,738.62 and 3,154,341.75 is: 4,353,575.38
Step by Step Solution
- Step 1: Write the proportion equation
5,446,181.67 : 7,516,738.62 = 3,154,341.75 : x - Step 2: Convert to fraction form
5,446,181.67/7,516,738.62 = 3,154,341.75/x - Step 3: Cross multiply
5,446,181.67x = 7,516,738.62 × 3,154,341.75 - Step 4: Simplify right side
5,446,181.67x = 23,710,362,452,903.39 - Step 5: Solve for x
x = 23,710,362,452,903.39/5,446,181.67 - Step 6: Final answer
x = 4,353,575.38
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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.