Finding the Fourth Proportional to 12,848,715.36, 17,735,197.05 and 8,265,037.14
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Solution
The fourth proportional to 12,848,715.36, 17,735,197.05 and 8,265,037.14 is: 11,408,304.89
Step by Step Solution
- Step 1: Write the proportion equation
12,848,715.36 : 17,735,197.05 = 8,265,037.14 : x - Step 2: Convert to fraction form
12,848,715.36/17,735,197.05 = 8,265,037.14/x - Step 3: Cross multiply
12,848,715.36x = 17,735,197.05 × 8,265,037.14 - Step 4: Simplify right side
12,848,715.36x = 146,582,062,303,468.44 - Step 5: Solve for x
x = 146,582,062,303,468.44/12,848,715.36 - Step 6: Final answer
x = 11,408,304.89
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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.