Finding the Third Proportional to 2,990,460 and 6,372,382
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Solution
The third proportional to 2,990,460 and 6,372,382 is: 13,578,931.79
Step by Step Solution
- Step 1: Write the proportion equation
2,990,460 : 6,372,382 = 6,372,382 : x - Step 2: Convert to fraction form
2,990,460/6,372,382 = 6,372,382/x - Step 3: Cross multiply
2,990,460x = 6,372,382 × 6,372,382 - Step 4: Simplify right side
2,990,460x = 40,607,252,353,924 - Step 5: Solve for x
x = 40,607,252,353,924/2,990,460 - Step 6: Final answer
x = 13,578,931.79
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.