Finding the Third Proportional to 7,841,828 and 16,986,424
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Solution
The third proportional to 7,841,828 and 16,986,424 is: 36,794,813.70
Step by Step Solution
- Step 1: Write the proportion equation
7,841,828 : 16,986,424 = 16,986,424 : x - Step 2: Convert to fraction form
7,841,828/16,986,424 = 16,986,424/x - Step 3: Cross multiply
7,841,828x = 16,986,424 × 16,986,424 - Step 4: Simplify right side
7,841,828x = 288,538,600,307,776 - Step 5: Solve for x
x = 288,538,600,307,776/7,841,828 - Step 6: Final answer
x = 36,794,813.70
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.