Finding the Fourth Proportional to 6,660,481.38, 9,994,707.81 and 2,873,964.26
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Solution
The fourth proportional to 6,660,481.38, 9,994,707.81 and 2,873,964.26 is: 4,312,666.21
Step by Step Solution
- Step 1: Write the proportion equation
6,660,481.38 : 9,994,707.81 = 2,873,964.26 : x - Step 2: Convert to fraction form
6,660,481.38/9,994,707.81 = 2,873,964.26/x - Step 3: Cross multiply
6,660,481.38x = 9,994,707.81 × 2,873,964.26 - Step 4: Simplify right side
6,660,481.38x = 28,724,432,985,109.33 - Step 5: Solve for x
x = 28,724,432,985,109.33/6,660,481.38 - Step 6: Final answer
x = 4,312,666.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.