Finding the Fourth Proportional to 9,589,438.04, 13,236,578.16 and 7,632,905.00
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Solution
The fourth proportional to 9,589,438.04, 13,236,578.16 and 7,632,905.00 is: 10,535,919.12
Step by Step Solution
- Step 1: Write the proportion equation
9,589,438.04 : 13,236,578.16 = 7,632,905.00 : x - Step 2: Convert to fraction form
9,589,438.04/13,236,578.16 = 7,632,905.00/x - Step 3: Cross multiply
9,589,438.04x = 13,236,578.16 × 7,632,905.00 - Step 4: Simplify right side
9,589,438.04x = 101,033,543,554,171.91 - Step 5: Solve for x
x = 101,033,543,554,171.91/9,589,438.04 - Step 6: Final answer
x = 10,535,919.12
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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.