Finding the Third Proportional to 18,808,368 and 38,413,728
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Solution
The third proportional to 18,808,368 and 38,413,728 is: 78,455,212.00
Step by Step Solution
- Step 1: Write the proportion equation
18,808,368 : 38,413,728 = 38,413,728 : x - Step 2: Convert to fraction form
18,808,368/38,413,728 = 38,413,728/x - Step 3: Cross multiply
18,808,368x = 38,413,728 × 38,413,728 - Step 4: Simplify right side
18,808,368x = 1,475,614,498,857,984 - Step 5: Solve for x
x = 1,475,614,498,857,984/18,808,368 - Step 6: Final answer
x = 78,455,212.00
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.