Finding the Fourth Proportional to 7,527,711.60, 11,292,000.12 and 2,135,940.12
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Solution
The fourth proportional to 7,527,711.60, 11,292,000.12 and 2,135,940.12 is: 3,204,032.96
Step by Step Solution
- Step 1: Write the proportion equation
7,527,711.60 : 11,292,000.12 = 2,135,940.12 : x - Step 2: Convert to fraction form
7,527,711.60/11,292,000.12 = 2,135,940.12/x - Step 3: Cross multiply
7,527,711.60x = 11,292,000.12 × 2,135,940.12 - Step 4: Simplify right side
7,527,711.60x = 24,119,036,091,352.81 - Step 5: Solve for x
x = 24,119,036,091,352.81/7,527,711.60 - Step 6: Final answer
x = 3,204,032.96
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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.