Finding the Third Proportional to 4,115,621 and 8,863,365
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Solution
The third proportional to 4,115,621 and 8,863,365 is: 19,088,064.50
Step by Step Solution
- Step 1: Write the proportion equation
4,115,621 : 8,863,365 = 8,863,365 : x - Step 2: Convert to fraction form
4,115,621/8,863,365 = 8,863,365/x - Step 3: Cross multiply
4,115,621x = 8,863,365 × 8,863,365 - Step 4: Simplify right side
4,115,621x = 78,559,239,123,225 - Step 5: Solve for x
x = 78,559,239,123,225/4,115,621 - Step 6: Final answer
x = 19,088,064.50
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.