Finding the Fourth Proportional to 11,286,545.67, 16,925,486.22 and 4,805,511.98
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Solution
The fourth proportional to 11,286,545.67, 16,925,486.22 and 4,805,511.98 is: 7,206,423.39
Step by Step Solution
- Step 1: Write the proportion equation
11,286,545.67 : 16,925,486.22 = 4,805,511.98 : x - Step 2: Convert to fraction form
11,286,545.67/16,925,486.22 = 4,805,511.98/x - Step 3: Cross multiply
11,286,545.67x = 16,925,486.22 × 4,805,511.98 - Step 4: Simplify right side
11,286,545.67x = 81,335,626,712,907.47 - Step 5: Solve for x
x = 81,335,626,712,907.47/11,286,545.67 - Step 6: Final answer
x = 7,206,423.39
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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.