Finding the Fourth Proportional to 14,351,626.20, 19,810,042.62 and 8,552,226.84
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Solution
The fourth proportional to 14,351,626.20, 19,810,042.62 and 8,552,226.84 is: 11,804,932.47
Step by Step Solution
- Step 1: Write the proportion equation
14,351,626.20 : 19,810,042.62 = 8,552,226.84 : x - Step 2: Convert to fraction form
14,351,626.20/19,810,042.62 = 8,552,226.84/x - Step 3: Cross multiply
14,351,626.20x = 19,810,042.62 × 8,552,226.84 - Step 4: Simplify right side
14,351,626.20x = 169,419,978,196,307.94 - Step 5: Solve for x
x = 169,419,978,196,307.94/14,351,626.20 - Step 6: Final answer
x = 11,804,932.47
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1.5x scale
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.