Finding the Fourth Proportional to 7,704,846.11, 11,556,988.87 and 2,313,356.40
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Solution
The fourth proportional to 7,704,846.11, 11,556,988.87 and 2,313,356.40 is: 3,469,950.45
Step by Step Solution
- Step 1: Write the proportion equation
7,704,846.11 : 11,556,988.87 = 2,313,356.40 : x - Step 2: Convert to fraction form
7,704,846.11/11,556,988.87 = 2,313,356.40/x - Step 3: Cross multiply
7,704,846.11x = 11,556,988.87 × 2,313,356.40 - Step 4: Simplify right side
7,704,846.11x = 26,735,434,185,194.57 - Step 5: Solve for x
x = 26,735,434,185,194.57/7,704,846.11 - Step 6: Final answer
x = 3,469,950.45
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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.