Finding the Fourth Proportional to 6,737,657.74, 9,298,915.96 and 4,289,486.74
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Solution
The fourth proportional to 6,737,657.74, 9,298,915.96 and 4,289,486.74 is: 5,920,095.42
Step by Step Solution
- Step 1: Write the proportion equation
6,737,657.74 : 9,298,915.96 = 4,289,486.74 : x - Step 2: Convert to fraction form
6,737,657.74/9,298,915.96 = 4,289,486.74/x - Step 3: Cross multiply
6,737,657.74x = 9,298,915.96 × 4,289,486.74 - Step 4: Simplify right side
6,737,657.74x = 39,887,576,706,794.38 - Step 5: Solve for x
x = 39,887,576,706,794.38/6,737,657.74 - Step 6: Final answer
x = 5,920,095.42
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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.