Finding the Fourth Proportional to 6,324,380.97, 8,727,665.47 and 3,423,764.99
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Solution
The fourth proportional to 6,324,380.97, 8,727,665.47 and 3,423,764.99 is: 4,724,806.37
Step by Step Solution
- Step 1: Write the proportion equation
6,324,380.97 : 8,727,665.47 = 3,423,764.99 : x - Step 2: Convert to fraction form
6,324,380.97/8,727,665.47 = 3,423,764.99/x - Step 3: Cross multiply
6,324,380.97x = 8,727,665.47 × 3,423,764.99 - Step 4: Simplify right side
6,324,380.97x = 29,881,475,480,617.90 - Step 5: Solve for x
x = 29,881,475,480,617.90/6,324,380.97 - Step 6: Final answer
x = 4,724,806.37
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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.