Finding the Fourth Proportional to 14,080,895.98, 19,428,305.97 and 7,969,324.48
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Solution
The fourth proportional to 14,080,895.98, 19,428,305.97 and 7,969,324.48 is: 10,995,782.84
Step by Step Solution
- Step 1: Write the proportion equation
14,080,895.98 : 19,428,305.97 = 7,969,324.48 : x - Step 2: Convert to fraction form
14,080,895.98/19,428,305.97 = 7,969,324.48/x - Step 3: Cross multiply
14,080,895.98x = 19,428,305.97 × 7,969,324.48 - Step 4: Simplify right side
14,080,895.98x = 154,830,474,371,651.16 - Step 5: Solve for x
x = 154,830,474,371,651.16/14,080,895.98 - Step 6: Final answer
x = 10,995,782.84
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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.