Finding the Fourth Proportional to 7,963,163.40, 10,988,692.02 and 4,524,927.24
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Solution
The fourth proportional to 7,963,163.40, 10,988,692.02 and 4,524,927.24 is: 6,244,130.55
Step by Step Solution
- Step 1: Write the proportion equation
7,963,163.40 : 10,988,692.02 = 4,524,927.24 : x - Step 2: Convert to fraction form
7,963,163.40/10,988,692.02 = 4,524,927.24/x - Step 3: Cross multiply
7,963,163.40x = 10,988,692.02 × 4,524,927.24 - Step 4: Simplify right side
7,963,163.40x = 49,723,031,853,268.62 - Step 5: Solve for x
x = 49,723,031,853,268.62/7,963,163.40 - Step 6: Final answer
x = 6,244,130.55
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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.