Finding the Third Proportional to 8,623,740 and 18,777,432
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Solution
The third proportional to 8,623,740 and 18,777,432 is: 40,886,199.32
Step by Step Solution
- Step 1: Write the proportion equation
8,623,740 : 18,777,432 = 18,777,432 : x - Step 2: Convert to fraction form
8,623,740/18,777,432 = 18,777,432/x - Step 3: Cross multiply
8,623,740x = 18,777,432 × 18,777,432 - Step 4: Simplify right side
8,623,740x = 352,591,952,514,624 - Step 5: Solve for x
x = 352,591,952,514,624/8,623,740 - Step 6: Final answer
x = 40,886,199.32
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.