Finding the Fourth Proportional to 6,322,350.11, 8,724,843.11 and 3,421,740.92
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Solution
The fourth proportional to 6,322,350.11, 8,724,843.11 and 3,421,740.92 is: 4,722,002.45
Step by Step Solution
- Step 1: Write the proportion equation
6,322,350.11 : 8,724,843.11 = 3,421,740.92 : x - Step 2: Convert to fraction form
6,322,350.11/8,724,843.11 = 3,421,740.92/x - Step 3: Cross multiply
6,322,350.11x = 8,724,843.11 × 3,421,740.92 - Step 4: Simplify right side
6,322,350.11x = 29,854,152,654,997.20 - Step 5: Solve for x
x = 29,854,152,654,997.20/6,322,350.11 - Step 6: Final answer
x = 4,722,002.45
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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.