Finding the Third Proportional to 8,414,536 and 18,430,808
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Solution
The third proportional to 8,414,536 and 18,430,808 is: 40,369,983.98
Step by Step Solution
- Step 1: Write the proportion equation
8,414,536 : 18,430,808 = 18,430,808 : x - Step 2: Convert to fraction form
8,414,536/18,430,808 = 18,430,808/x - Step 3: Cross multiply
8,414,536x = 18,430,808 × 18,430,808 - Step 4: Simplify right side
8,414,536x = 339,694,683,532,864 - Step 5: Solve for x
x = 339,694,683,532,864/8,414,536 - Step 6: Final answer
x = 40,369,983.98
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.