Finding the Fourth Proportional to 11,903,797.58, 16,428,524.97 and 6,746,605.54
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Solution
The fourth proportional to 11,903,797.58, 16,428,524.97 and 6,746,605.54 is: 9,311,043.54
Step by Step Solution
- Step 1: Write the proportion equation
11,903,797.58 : 16,428,524.97 = 6,746,605.54 : x - Step 2: Convert to fraction form
11,903,797.58/16,428,524.97 = 6,746,605.54/x - Step 3: Cross multiply
11,903,797.58x = 16,428,524.97 × 6,746,605.54 - Step 4: Simplify right side
11,903,797.58x = 110,836,777,576,630.34 - Step 5: Solve for x
x = 110,836,777,576,630.34/11,903,797.58 - Step 6: Final answer
x = 9,311,043.54
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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.