Finding the Fourth Proportional to 17,529,116.40, 26,293,674.60 and 14,543,132.40
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Solution
The fourth proportional to 17,529,116.40, 26,293,674.60 and 14,543,132.40 is: 21,814,698.60
Step by Step Solution
- Step 1: Write the proportion equation
17,529,116.40 : 26,293,674.60 = 14,543,132.40 : x - Step 2: Convert to fraction form
17,529,116.40/26,293,674.60 = 14,543,132.40/x - Step 3: Cross multiply
17,529,116.40x = 26,293,674.60 × 14,543,132.40 - Step 4: Simplify right side
17,529,116.40x = 382,392,390,990,317.06 - Step 5: Solve for x
x = 382,392,390,990,317.06/17,529,116.40 - Step 6: Final answer
x = 21,814,698.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.