Finding the Third Proportional to 5,430,431 and 8,051,677
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Solution
The third proportional to 5,430,431 and 8,051,677 is: 11,938,187.32
Step by Step Solution
- Step 1: Write the proportion equation
5,430,431 : 8,051,677 = 8,051,677 : x - Step 2: Convert to fraction form
5,430,431/8,051,677 = 8,051,677/x - Step 3: Cross multiply
5,430,431x = 8,051,677 × 8,051,677 - Step 4: Simplify right side
5,430,431x = 64,829,502,512,329 - Step 5: Solve for x
x = 64,829,502,512,329/5,430,431 - Step 6: Final answer
x = 11,938,187.32
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Why These Related Problems?
These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.