Finding the Fourth Proportional to 7,021,666.24, 10,533,343.56 and 2,471,770.12
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Solution
The fourth proportional to 7,021,666.24, 10,533,343.56 and 2,471,770.12 is: 3,707,952.36
Step by Step Solution
- Step 1: Write the proportion equation
7,021,666.24 : 10,533,343.56 = 2,471,770.12 : x - Step 2: Convert to fraction form
7,021,666.24/10,533,343.56 = 2,471,770.12/x - Step 3: Cross multiply
7,021,666.24x = 10,533,343.56 × 2,471,770.12 - Step 4: Simplify right side
7,021,666.24x = 26,036,003,875,302.43 - Step 5: Solve for x
x = 26,036,003,875,302.43/7,021,666.24 - Step 6: Final answer
x = 3,707,952.36
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1.5x scale
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.