Finding the Third Proportional to 7,840,574 and 16,816,148
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Solution
The third proportional to 7,840,574 and 16,816,148 is: 36,066,598.38
Step by Step Solution
- Step 1: Write the proportion equation
7,840,574 : 16,816,148 = 16,816,148 : x - Step 2: Convert to fraction form
7,840,574/16,816,148 = 16,816,148/x - Step 3: Cross multiply
7,840,574x = 16,816,148 × 16,816,148 - Step 4: Simplify right side
7,840,574x = 282,782,833,557,904 - Step 5: Solve for x
x = 282,782,833,557,904/7,840,574 - Step 6: Final answer
x = 36,066,598.38
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.