Finding the Fourth Proportional to 6,724,979.12, 10,086,721.12 and 2,406,854.96
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Solution
The fourth proportional to 6,724,979.12, 10,086,721.12 and 2,406,854.96 is: 3,610,014.89
Step by Step Solution
- Step 1: Write the proportion equation
6,724,979.12 : 10,086,721.12 = 2,406,854.96 : x - Step 2: Convert to fraction form
6,724,979.12/10,086,721.12 = 2,406,854.96/x - Step 3: Cross multiply
6,724,979.12x = 10,086,721.12 × 2,406,854.96 - Step 4: Simplify right side
6,724,979.12x = 24,277,274,757,808.75 - Step 5: Solve for x
x = 24,277,274,757,808.75/6,724,979.12 - Step 6: Final answer
x = 3,610,014.89
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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.