Finding the Third Proportional to 7,781,548.50 and 11,697,378.75
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Solution
The third proportional to 7,781,548.50 and 11,697,378.75 is: 17,583,732.80
Step by Step Solution
- Step 1: Write the proportion equation
7,781,548.50 : 11,697,378.75 = 11,697,378.75 : x - Step 2: Convert to fraction form
7,781,548.50/11,697,378.75 = 11,697,378.75/x - Step 3: Cross multiply
7,781,548.50x = 11,697,378.75 × 11,697,378.75 - Step 4: Simplify right side
7,781,548.50x = 136,828,669,620,951.56 - Step 5: Solve for x
x = 136,828,669,620,951.56/7,781,548.50 - Step 6: Final answer
x = 17,583,732.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.