Finding the Fourth Proportional to 7,378,120.58, 11,052,359.08 and 3,673,984.91
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Solution
The fourth proportional to 7,378,120.58, 11,052,359.08 and 3,673,984.91 is: 5,503,596.75
Step by Step Solution
- Step 1: Write the proportion equation
7,378,120.58 : 11,052,359.08 = 3,673,984.91 : x - Step 2: Convert to fraction form
7,378,120.58/11,052,359.08 = 3,673,984.91/x - Step 3: Cross multiply
7,378,120.58x = 11,052,359.08 × 3,673,984.91 - Step 4: Simplify right side
7,378,120.58x = 40,606,200,415,374.73 - Step 5: Solve for x
x = 40,606,200,415,374.73/7,378,120.58 - Step 6: Final answer
x = 5,503,596.75
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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.