Finding the Fourth Proportional to 17,876,230.20, 26,828,342.10 and 8,292,796.20
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Solution
The fourth proportional to 17,876,230.20, 26,828,342.10 and 8,292,796.20 is: 12,445,687.43
Step by Step Solution
- Step 1: Write the proportion equation
17,876,230.20 : 26,828,342.10 = 8,292,796.20 : x - Step 2: Convert to fraction form
17,876,230.20/26,828,342.10 = 8,292,796.20/x - Step 3: Cross multiply
17,876,230.20x = 26,828,342.10 × 8,292,796.20 - Step 4: Simplify right side
17,876,230.20x = 222,481,973,419,180.03 - Step 5: Solve for x
x = 222,481,973,419,180.03/17,876,230.20 - Step 6: Final answer
x = 12,445,687.43
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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.