Finding the Fourth Proportional to 14,350,755.58, 19,804,197.57 and 7,824,332.08
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Solution
The fourth proportional to 14,350,755.58, 19,804,197.57 and 7,824,332.08 is: 10,797,662.71
Step by Step Solution
- Step 1: Write the proportion equation
14,350,755.58 : 19,804,197.57 = 7,824,332.08 : x - Step 2: Convert to fraction form
14,350,755.58/19,804,197.57 = 7,824,332.08/x - Step 3: Cross multiply
14,350,755.58x = 19,804,197.57 × 7,824,332.08 - Step 4: Simplify right side
14,350,755.58x = 154,954,618,365,609.06 - Step 5: Solve for x
x = 154,954,618,365,609.06/14,350,755.58 - Step 6: Final answer
x = 10,797,662.71
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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.