Finding the Fourth Proportional to 19,204,062.45, 26,531,446.49 and 16,101,775.81
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Solution
The fourth proportional to 19,204,062.45, 26,531,446.49 and 16,101,775.81 is: 22,245,470.43
Step by Step Solution
- Step 1: Write the proportion equation
19,204,062.45 : 26,531,446.49 = 16,101,775.81 : x - Step 2: Convert to fraction form
19,204,062.45/26,531,446.49 = 16,101,775.81/x - Step 3: Cross multiply
19,204,062.45x = 26,531,446.49 × 16,101,775.81 - Step 4: Simplify right side
19,204,062.45x = 427,203,403,296,991.38 - Step 5: Solve for x
x = 427,203,403,296,991.38/19,204,062.45 - Step 6: Final answer
x = 22,245,470.43
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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.