Finding the Fourth Proportional to 17,517,957.76, 24,176,821.35 and 14,572,571.77
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Solution
The fourth proportional to 17,517,957.76, 24,176,821.35 and 14,572,571.77 is: 20,111,845.75
Step by Step Solution
- Step 1: Write the proportion equation
17,517,957.76 : 24,176,821.35 = 14,572,571.77 : x - Step 2: Convert to fraction form
17,517,957.76/24,176,821.35 = 14,572,571.77/x - Step 3: Cross multiply
17,517,957.76x = 24,176,821.35 × 14,572,571.77 - Step 4: Simplify right side
17,517,957.76x = 352,318,464,293,343.31 - Step 5: Solve for x
x = 352,318,464,293,343.31/17,517,957.76 - Step 6: Final answer
x = 20,111,845.75
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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.