Finding the Fourth Proportional to 13,829,180.40, 20,743,603.74 and 3,593,134.44
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Solution
The fourth proportional to 13,829,180.40, 20,743,603.74 and 3,593,134.44 is: 5,389,658.31
Step by Step Solution
- Step 1: Write the proportion equation
13,829,180.40 : 20,743,603.74 = 3,593,134.44 : x - Step 2: Convert to fraction form
13,829,180.40/20,743,603.74 = 3,593,134.44/x - Step 3: Cross multiply
13,829,180.40x = 20,743,603.74 × 3,593,134.44 - Step 4: Simplify right side
13,829,180.40x = 74,534,557,007,906.80 - Step 5: Solve for x
x = 74,534,557,007,906.80/13,829,180.40 - Step 6: Final answer
x = 5,389,658.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.