Finding the Third Proportional to 7,881,816 and 16,942,368
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Solution
The third proportional to 7,881,816 and 16,942,368 is: 36,418,489.53
Step by Step Solution
- Step 1: Write the proportion equation
7,881,816 : 16,942,368 = 16,942,368 : x - Step 2: Convert to fraction form
7,881,816/16,942,368 = 16,942,368/x - Step 3: Cross multiply
7,881,816x = 16,942,368 × 16,942,368 - Step 4: Simplify right side
7,881,816x = 287,043,833,447,424 - Step 5: Solve for x
x = 287,043,833,447,424/7,881,816 - Step 6: Final answer
x = 36,418,489.53
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.