Finding the Fourth Proportional to 11,859,692.14, 16,332,431.34 and 11,120,684.62
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Solution
The fourth proportional to 11,859,692.14, 16,332,431.34 and 11,120,684.62 is: 15,314,716.09
Step by Step Solution
- Step 1: Write the proportion equation
11,859,692.14 : 16,332,431.34 = 11,120,684.62 : x - Step 2: Convert to fraction form
11,859,692.14/16,332,431.34 = 11,120,684.62/x - Step 3: Cross multiply
11,859,692.14x = 16,332,431.34 × 11,120,684.62 - Step 4: Simplify right side
11,859,692.14x = 181,627,818,009,943.97 - Step 5: Solve for x
x = 181,627,818,009,943.97/11,859,692.14 - Step 6: Final answer
x = 15,314,716.09
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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.