Finding the Fourth Proportional to 11,677,304.98, 15,974,636.01 and 11,628,121.42
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Solution
The fourth proportional to 11,677,304.98, 15,974,636.01 and 11,628,121.42 is: 15,907,352.55
Step by Step Solution
- Step 1: Write the proportion equation
11,677,304.98 : 15,974,636.01 = 11,628,121.42 : x - Step 2: Convert to fraction form
11,677,304.98/15,974,636.01 = 11,628,121.42/x - Step 3: Cross multiply
11,677,304.98x = 15,974,636.01 × 11,628,121.42 - Step 4: Simplify right side
11,677,304.98x = 185,755,007,164,584.34 - Step 5: Solve for x
x = 185,755,007,164,584.34/11,677,304.98 - Step 6: Final answer
x = 15,907,352.55
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.