Finding the Fourth Proportional to 5,443,954.92, 7,512,684.84 and 2,996,812.08
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Solution
The fourth proportional to 5,443,954.92, 7,512,684.84 and 2,996,812.08 is: 4,135,615.56
Step by Step Solution
- Step 1: Write the proportion equation
5,443,954.92 : 7,512,684.84 = 2,996,812.08 : x - Step 2: Convert to fraction form
5,443,954.92/7,512,684.84 = 2,996,812.08/x - Step 3: Cross multiply
5,443,954.92x = 7,512,684.84 × 2,996,812.08 - Step 4: Simplify right side
5,443,954.92x = 22,514,104,681,744.87 - Step 5: Solve for x
x = 22,514,104,681,744.87/5,443,954.92 - Step 6: Final answer
x = 4,135,615.56
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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.