Finding the Third Proportional to 3,108,521 and 6,689,431
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Solution
The third proportional to 3,108,521 and 6,689,431 is: 14,395,426.99
Step by Step Solution
- Step 1: Write the proportion equation
3,108,521 : 6,689,431 = 6,689,431 : x - Step 2: Convert to fraction form
3,108,521/6,689,431 = 6,689,431/x - Step 3: Cross multiply
3,108,521x = 6,689,431 × 6,689,431 - Step 4: Simplify right side
3,108,521x = 44,748,487,103,761 - Step 5: Solve for x
x = 44,748,487,103,761/3,108,521 - Step 6: Final answer
x = 14,395,426.99
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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.