Finding the Fourth Proportional to 6,204,318.93, 9,306,728.69 and 2,161,215.68
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Solution
The fourth proportional to 6,204,318.93, 9,306,728.69 and 2,161,215.68 is: 3,241,910.70
Step by Step Solution
- Step 1: Write the proportion equation
6,204,318.93 : 9,306,728.69 = 2,161,215.68 : x - Step 2: Convert to fraction form
6,204,318.93/9,306,728.69 = 2,161,215.68/x - Step 3: Cross multiply
6,204,318.93x = 9,306,728.69 × 2,161,215.68 - Step 4: Simplify right side
6,204,318.93x = 20,113,847,916,994.14 - Step 5: Solve for x
x = 20,113,847,916,994.14/6,204,318.93 - Step 6: Final answer
x = 3,241,910.70
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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.