Finding the Fourth Proportional to 7,527,707.10, 11,291,993.37 and 2,135,935.62
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Solution
The fourth proportional to 7,527,707.10, 11,291,993.37 and 2,135,935.62 is: 3,204,026.21
Step by Step Solution
- Step 1: Write the proportion equation
7,527,707.10 : 11,291,993.37 = 2,135,935.62 : x - Step 2: Convert to fraction form
7,527,707.10/11,291,993.37 = 2,135,935.62/x - Step 3: Cross multiply
7,527,707.10x = 11,291,993.37 × 2,135,935.62 - Step 4: Simplify right side
7,527,707.10x = 24,118,970,859,786.84 - Step 5: Solve for x
x = 24,118,970,859,786.84/7,527,707.10 - Step 6: Final answer
x = 3,204,026.21
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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.