Finding the Fourth Proportional to 5,060,632.80, 6,976,409.68 and 3,607,805.97
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Solution
The fourth proportional to 5,060,632.80, 6,976,409.68 and 3,607,805.97 is: 4,973,593.91
Step by Step Solution
- Step 1: Write the proportion equation
5,060,632.80 : 6,976,409.68 = 3,607,805.97 : x - Step 2: Convert to fraction form
5,060,632.80/6,976,409.68 = 3,607,805.97/x - Step 3: Cross multiply
5,060,632.80x = 6,976,409.68 × 3,607,805.97 - Step 4: Simplify right side
5,060,632.80x = 25,169,532,492,669.79 - Step 5: Solve for x
x = 25,169,532,492,669.79/5,060,632.80 - Step 6: Final answer
x = 4,973,593.91
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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.