Finding the Fourth Proportional to 16,793,738.19, 23,166,470.26 and 11,557,655.97
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Solution
The fourth proportional to 16,793,738.19, 23,166,470.26 and 11,557,655.97 is: 15,943,448.10
Step by Step Solution
- Step 1: Write the proportion equation
16,793,738.19 : 23,166,470.26 = 11,557,655.97 : x - Step 2: Convert to fraction form
16,793,738.19/23,166,470.26 = 11,557,655.97/x - Step 3: Cross multiply
16,793,738.19x = 23,166,470.26 × 11,557,655.97 - Step 4: Simplify right side
16,793,738.19x = 267,750,093,304,316.50 - Step 5: Solve for x
x = 267,750,093,304,316.50/16,793,738.19 - Step 6: Final answer
x = 15,943,448.10
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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.