Finding the Fourth Proportional to 6,341,584.80, 9,508,331.12 and 4,180,114.56
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Solution
The fourth proportional to 6,341,584.80, 9,508,331.12 and 4,180,114.56 is: 6,267,504.83
Step by Step Solution
- Step 1: Write the proportion equation
6,341,584.80 : 9,508,331.12 = 4,180,114.56 : x - Step 2: Convert to fraction form
6,341,584.80/9,508,331.12 = 4,180,114.56/x - Step 3: Cross multiply
6,341,584.80x = 9,508,331.12 × 4,180,114.56 - Step 4: Simplify right side
6,341,584.80x = 39,745,913,356,013.10 - Step 5: Solve for x
x = 39,745,913,356,013.10/6,341,584.80 - Step 6: Final answer
x = 6,267,504.83
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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.