Finding the Fourth Proportional to 6,077,757.48, 8,387,206.63 and 3,324,420.82
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Solution
The fourth proportional to 6,077,757.48, 8,387,206.63 and 3,324,420.82 is: 4,587,646.75
Step by Step Solution
- Step 1: Write the proportion equation
6,077,757.48 : 8,387,206.63 = 3,324,420.82 : x - Step 2: Convert to fraction form
6,077,757.48/8,387,206.63 = 3,324,420.82/x - Step 3: Cross multiply
6,077,757.48x = 8,387,206.63 × 3,324,420.82 - Step 4: Simplify right side
6,077,757.48x = 27,882,604,342,414.04 - Step 5: Solve for x
x = 27,882,604,342,414.04/6,077,757.48 - Step 6: Final answer
x = 4,587,646.75
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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.