Finding the Third Proportional to 3,880,676.25 and 8,163,490.50
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Solution
The third proportional to 3,880,676.25 and 8,163,490.50 is: 17,172,928.85
Step by Step Solution
- Step 1: Write the proportion equation
3,880,676.25 : 8,163,490.50 = 8,163,490.50 : x - Step 2: Convert to fraction form
3,880,676.25/8,163,490.50 = 8,163,490.50/x - Step 3: Cross multiply
3,880,676.25x = 8,163,490.50 × 8,163,490.50 - Step 4: Simplify right side
3,880,676.25x = 66,642,577,143,590.25 - Step 5: Solve for x
x = 66,642,577,143,590.25/3,880,676.25 - Step 6: Final answer
x = 17,172,928.85
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.