Finding the Fourth Proportional to 7,476,847.86, 11,217,265.44 and 2,684,578.65
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Solution
The fourth proportional to 7,476,847.86, 11,217,265.44 and 2,684,578.65 is: 4,027,583.80
Step by Step Solution
- Step 1: Write the proportion equation
7,476,847.86 : 11,217,265.44 = 2,684,578.65 : x - Step 2: Convert to fraction form
7,476,847.86/11,217,265.44 = 2,684,578.65/x - Step 3: Cross multiply
7,476,847.86x = 11,217,265.44 × 2,684,578.65 - Step 4: Simplify right side
7,476,847.86x = 30,113,631,311,606.86 - Step 5: Solve for x
x = 30,113,631,311,606.86/7,476,847.86 - Step 6: Final answer
x = 4,027,583.80
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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.