Finding the Third Proportional to 6,774,786 and 14,531,940
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Solution
The third proportional to 6,774,786 and 14,531,940 is: 31,171,062.84
Step by Step Solution
- Step 1: Write the proportion equation
6,774,786 : 14,531,940 = 14,531,940 : x - Step 2: Convert to fraction form
6,774,786/14,531,940 = 14,531,940/x - Step 3: Cross multiply
6,774,786x = 14,531,940 × 14,531,940 - Step 4: Simplify right side
6,774,786x = 211,177,280,163,600 - Step 5: Solve for x
x = 211,177,280,163,600/6,774,786 - Step 6: Final answer
x = 31,171,062.84
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.