Finding the Third Proportional to 7,275,909.50 and 12,125,783.75
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Solution
The third proportional to 7,275,909.50 and 12,125,783.75 is: 20,208,419.52
Step by Step Solution
- Step 1: Write the proportion equation
7,275,909.50 : 12,125,783.75 = 12,125,783.75 : x - Step 2: Convert to fraction form
7,275,909.50/12,125,783.75 = 12,125,783.75/x - Step 3: Cross multiply
7,275,909.50x = 12,125,783.75 × 12,125,783.75 - Step 4: Simplify right side
7,275,909.50x = 147,034,631,551,764.06 - Step 5: Solve for x
x = 147,034,631,551,764.06/7,275,909.50 - Step 6: Final answer
x = 20,208,419.52
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Why These Related Problems?
These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.