Finding the Fourth Proportional to 7,527,703.60, 11,291,988.12 and 2,135,932.12
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Solution
The fourth proportional to 7,527,703.60, 11,291,988.12 and 2,135,932.12 is: 3,204,020.96
Step by Step Solution
- Step 1: Write the proportion equation
7,527,703.60 : 11,291,988.12 = 2,135,932.12 : x - Step 2: Convert to fraction form
7,527,703.60/11,291,988.12 = 2,135,932.12/x - Step 3: Cross multiply
7,527,703.60x = 11,291,988.12 × 2,135,932.12 - Step 4: Simplify right side
7,527,703.60x = 24,118,920,124,166.41 - Step 5: Solve for x
x = 24,118,920,124,166.41/7,527,703.60 - Step 6: Final answer
x = 3,204,020.96
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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.