Finding the Fourth Proportional to 51,847,549.48, 71,551,664.58 and 29,821,013.56
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Solution
The fourth proportional to 51,847,549.48, 71,551,664.58 and 29,821,013.56 is: 41,154,175.68
Step by Step Solution
- Step 1: Write the proportion equation
51,847,549.48 : 71,551,664.58 = 29,821,013.56 : x - Step 2: Convert to fraction form
51,847,549.48/71,551,664.58 = 29,821,013.56/x - Step 3: Cross multiply
51,847,549.48x = 71,551,664.58 × 29,821,013.56 - Step 4: Simplify right side
51,847,549.48x = 2,133,743,159,680,751.50 - Step 5: Solve for x
x = 2,133,743,159,680,751.50/51,847,549.48 - Step 6: Final answer
x = 41,154,175.68
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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.