Finding the Fourth Proportional to 19,962,904.26, 27,548,596.76 and 11,263,907.64
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Solution
The fourth proportional to 19,962,904.26, 27,548,596.76 and 11,263,907.64 is: 15,544,073.42
Step by Step Solution
- Step 1: Write the proportion equation
19,962,904.26 : 27,548,596.76 = 11,263,907.64 : x - Step 2: Convert to fraction form
19,962,904.26/27,548,596.76 = 11,263,907.64/x - Step 3: Cross multiply
19,962,904.26x = 27,548,596.76 × 11,263,907.64 - Step 4: Simplify right side
19,962,904.26x = 310,304,849,439,932.94 - Step 5: Solve for x
x = 310,304,849,439,932.94/19,962,904.26 - Step 6: Final answer
x = 15,544,073.42
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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.