Finding the Third Proportional to 7,860,972 and 16,666,716
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Solution
The third proportional to 7,860,972 and 16,666,716 is: 35,336,523.55
Step by Step Solution
- Step 1: Write the proportion equation
7,860,972 : 16,666,716 = 16,666,716 : x - Step 2: Convert to fraction form
7,860,972/16,666,716 = 16,666,716/x - Step 3: Cross multiply
7,860,972x = 16,666,716 × 16,666,716 - Step 4: Simplify right side
7,860,972x = 277,779,422,224,656 - Step 5: Solve for x
x = 277,779,422,224,656/7,860,972 - Step 6: Final answer
x = 35,336,523.55
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.