Finding the Fourth Proportional to 17,904,722.09, 26,865,021.37 and 9,383,032.49
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Solution
The fourth proportional to 17,904,722.09, 26,865,021.37 and 9,383,032.49 is: 14,078,708.79
Step by Step Solution
- Step 1: Write the proportion equation
17,904,722.09 : 26,865,021.37 = 9,383,032.49 : x - Step 2: Convert to fraction form
17,904,722.09/26,865,021.37 = 9,383,032.49/x - Step 3: Cross multiply
17,904,722.09x = 26,865,021.37 × 9,383,032.49 - Step 4: Simplify right side
17,904,722.09x = 252,075,368,359,254.31 - Step 5: Solve for x
x = 252,075,368,359,254.31/17,904,722.09 - Step 6: Final answer
x = 14,078,708.79
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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.