Finding the Third Proportional to 7,706,214 and 12,000,561
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Solution
The third proportional to 7,706,214 and 12,000,561 is: 18,687,965.88
Step by Step Solution
- Step 1: Write the proportion equation
7,706,214 : 12,000,561 = 12,000,561 : x - Step 2: Convert to fraction form
7,706,214/12,000,561 = 12,000,561/x - Step 3: Cross multiply
7,706,214x = 12,000,561 × 12,000,561 - Step 4: Simplify right side
7,706,214x = 144,013,464,314,721 - Step 5: Solve for x
x = 144,013,464,314,721/7,706,214 - Step 6: Final answer
x = 18,687,965.88
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.