Finding the Third Proportional to 18,257,416 and 38,551,982
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Solution
The third proportional to 18,257,416 and 38,551,982 is: 81,405,567.80
Step by Step Solution
- Step 1: Write the proportion equation
18,257,416 : 38,551,982 = 38,551,982 : x - Step 2: Convert to fraction form
18,257,416/38,551,982 = 38,551,982/x - Step 3: Cross multiply
18,257,416x = 38,551,982 × 38,551,982 - Step 4: Simplify right side
18,257,416x = 1,486,255,316,128,324 - Step 5: Solve for x
x = 1,486,255,316,128,324/18,257,416 - Step 6: Final answer
x = 81,405,567.80
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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.