Finding the Third Proportional to 18,545,460 and 28,368,919
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Solution
The third proportional to 18,545,460 and 28,368,919 is: 43,395,826.54
Step by Step Solution
- Step 1: Write the proportion equation
18,545,460 : 28,368,919 = 28,368,919 : x - Step 2: Convert to fraction form
18,545,460/28,368,919 = 28,368,919/x - Step 3: Cross multiply
18,545,460x = 28,368,919 × 28,368,919 - Step 4: Simplify right side
18,545,460x = 804,795,565,228,561 - Step 5: Solve for x
x = 804,795,565,228,561/18,545,460 - Step 6: Final answer
x = 43,395,826.54
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.