Finding the Fourth Proportional to 19,339,945.97, 26,687,809.73 and 11,192,408.69
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Solution
The fourth proportional to 19,339,945.97, 26,687,809.73 and 11,192,408.69 is: 15,444,762.56
Step by Step Solution
- Step 1: Write the proportion equation
19,339,945.97 : 26,687,809.73 = 11,192,408.69 : x - Step 2: Convert to fraction form
19,339,945.97/26,687,809.73 = 11,192,408.69/x - Step 3: Cross multiply
19,339,945.97x = 26,687,809.73 × 11,192,408.69 - Step 4: Simplify right side
19,339,945.97x = 298,700,873,433,660.56 - Step 5: Solve for x
x = 298,700,873,433,660.56/19,339,945.97 - Step 6: Final answer
x = 15,444,762.56
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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.