Finding the Fourth Proportional to 9,244,807.68, 12,761,920.70 and 5,524,950.99
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Solution
The fourth proportional to 9,244,807.68, 12,761,920.70 and 5,524,950.99 is: 7,626,874.33
Step by Step Solution
- Step 1: Write the proportion equation
9,244,807.68 : 12,761,920.70 = 5,524,950.99 : x - Step 2: Convert to fraction form
9,244,807.68/12,761,920.70 = 5,524,950.99/x - Step 3: Cross multiply
9,244,807.68x = 12,761,920.70 × 5,524,950.99 - Step 4: Simplify right side
9,244,807.68x = 70,508,986,378,141.75 - Step 5: Solve for x
x = 70,508,986,378,141.75/9,244,807.68 - Step 6: Final answer
x = 7,626,874.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.