Finding the Fourth Proportional to 5,116,140.44, 7,060,088.70 and 2,824,251.96
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Solution
The fourth proportional to 5,116,140.44, 7,060,088.70 and 2,824,251.96 is: 3,897,365.52
Step by Step Solution
- Step 1: Write the proportion equation
5,116,140.44 : 7,060,088.70 = 2,824,251.96 : x - Step 2: Convert to fraction form
5,116,140.44/7,060,088.70 = 2,824,251.96/x - Step 3: Cross multiply
5,116,140.44x = 7,060,088.70 × 2,824,251.96 - Step 4: Simplify right side
5,116,140.44x = 19,939,469,348,748.85 - Step 5: Solve for x
x = 19,939,469,348,748.85/5,116,140.44 - Step 6: Final answer
x = 3,897,365.52
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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.