Finding the Fourth Proportional to 11,591,232.90, 17,386,849.35 and 7,336,205.70
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Solution
The fourth proportional to 11,591,232.90, 17,386,849.35 and 7,336,205.70 is: 11,004,308.55
Step by Step Solution
- Step 1: Write the proportion equation
11,591,232.90 : 17,386,849.35 = 7,336,205.70 : x - Step 2: Convert to fraction form
11,591,232.90/17,386,849.35 = 7,336,205.70/x - Step 3: Cross multiply
11,591,232.90x = 17,386,849.35 × 7,336,205.70 - Step 4: Simplify right side
11,591,232.90x = 127,553,503,306,511.31 - Step 5: Solve for x
x = 127,553,503,306,511.31/11,591,232.90 - Step 6: Final answer
x = 11,004,308.55
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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.