Finding the Third Proportional to 6,889,130 and 11,343,677
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Solution
The third proportional to 6,889,130 and 11,343,677 is: 18,678,557.07
Step by Step Solution
- Step 1: Write the proportion equation
6,889,130 : 11,343,677 = 11,343,677 : x - Step 2: Convert to fraction form
6,889,130/11,343,677 = 11,343,677/x - Step 3: Cross multiply
6,889,130x = 11,343,677 × 11,343,677 - Step 4: Simplify right side
6,889,130x = 128,679,007,880,329 - Step 5: Solve for x
x = 128,679,007,880,329/6,889,130 - Step 6: Final answer
x = 18,678,557.07
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Why These Related Problems?
These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.