Finding the Third Proportional to 6,391,052 and 8,989,440
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Solution
The third proportional to 6,391,052 and 8,989,440 is: 12,644,245.66
Step by Step Solution
- Step 1: Write the proportion equation
6,391,052 : 8,989,440 = 8,989,440 : x - Step 2: Convert to fraction form
6,391,052/8,989,440 = 8,989,440/x - Step 3: Cross multiply
6,391,052x = 8,989,440 × 8,989,440 - Step 4: Simplify right side
6,391,052x = 80,810,031,513,600 - Step 5: Solve for x
x = 80,810,031,513,600/6,391,052 - Step 6: Final answer
x = 12,644,245.66
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.