Finding the Fourth Proportional to 8,231,992.97, 11,360,002.74 and 4,560,835.68
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Solution
The fourth proportional to 8,231,992.97, 11,360,002.74 and 4,560,835.68 is: 6,293,871.49
Step by Step Solution
- Step 1: Write the proportion equation
8,231,992.97 : 11,360,002.74 = 4,560,835.68 : x - Step 2: Convert to fraction form
8,231,992.97/11,360,002.74 = 4,560,835.68/x - Step 3: Cross multiply
8,231,992.97x = 11,360,002.74 × 4,560,835.68 - Step 4: Simplify right side
8,231,992.97x = 51,811,105,864,089.77 - Step 5: Solve for x
x = 51,811,105,864,089.77/8,231,992.97 - Step 6: Final answer
x = 6,293,871.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.