Finding the Third Proportional to 10,509,566 and 22,639,778
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Solution
The third proportional to 10,509,566 and 22,639,778 is: 48,770,762.55
Step by Step Solution
- Step 1: Write the proportion equation
10,509,566 : 22,639,778 = 22,639,778 : x - Step 2: Convert to fraction form
10,509,566/22,639,778 = 22,639,778/x - Step 3: Cross multiply
10,509,566x = 22,639,778 × 22,639,778 - Step 4: Simplify right side
10,509,566x = 512,559,547,889,284 - Step 5: Solve for x
x = 512,559,547,889,284/10,509,566 - Step 6: Final answer
x = 48,770,762.55
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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.