Finding the Third Proportional to 6,929,728 and 14,617,728
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Solution
The third proportional to 6,929,728 and 14,617,728 is: 30,834,972.44
Step by Step Solution
- Step 1: Write the proportion equation
6,929,728 : 14,617,728 = 14,617,728 : x - Step 2: Convert to fraction form
6,929,728/14,617,728 = 14,617,728/x - Step 3: Cross multiply
6,929,728x = 14,617,728 × 14,617,728 - Step 4: Simplify right side
6,929,728x = 213,677,971,881,984 - Step 5: Solve for x
x = 213,677,971,881,984/6,929,728 - Step 6: Final answer
x = 30,834,972.44
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.