Finding the Fourth Proportional to 5,859,783.76, 8,086,274.91 and 3,281,332.63
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Solution
The fourth proportional to 5,859,783.76, 8,086,274.91 and 3,281,332.63 is: 4,528,112.09
Step by Step Solution
- Step 1: Write the proportion equation
5,859,783.76 : 8,086,274.91 = 3,281,332.63 : x - Step 2: Convert to fraction form
5,859,783.76/8,086,274.91 = 3,281,332.63/x - Step 3: Cross multiply
5,859,783.76x = 8,086,274.91 × 3,281,332.63 - Step 4: Simplify right side
5,859,783.76x = 26,533,757,717,333.31 - Step 5: Solve for x
x = 26,533,757,717,333.31/5,859,783.76 - Step 6: Final answer
x = 4,528,112.09
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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.