Finding the Third Proportional to 7,828,737 and 16,869,915.75
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Solution
The third proportional to 7,828,737 and 16,869,915.75 is: 36,352,486.67
Step by Step Solution
- Step 1: Write the proportion equation
7,828,737 : 16,869,915.75 = 16,869,915.75 : x - Step 2: Convert to fraction form
7,828,737/16,869,915.75 = 16,869,915.75/x - Step 3: Cross multiply
7,828,737x = 16,869,915.75 × 16,869,915.75 - Step 4: Simplify right side
7,828,737x = 284,594,057,412,098.06 - Step 5: Solve for x
x = 284,594,057,412,098.06/7,828,737 - Step 6: Final answer
x = 36,352,486.67
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.