Finding the Third Proportional to 8,538,840 and 18,298,024
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Solution
The third proportional to 8,538,840 and 18,298,024 is: 39,211,143.70
Step by Step Solution
- Step 1: Write the proportion equation
8,538,840 : 18,298,024 = 18,298,024 : x - Step 2: Convert to fraction form
8,538,840/18,298,024 = 18,298,024/x - Step 3: Cross multiply
8,538,840x = 18,298,024 × 18,298,024 - Step 4: Simplify right side
8,538,840x = 334,817,682,304,576 - Step 5: Solve for x
x = 334,817,682,304,576/8,538,840 - Step 6: Final answer
x = 39,211,143.70
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.