Finding the Fourth Proportional to 9,768,229.62, 14,661,126.44 and 5,223,163.39
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Solution
The fourth proportional to 9,768,229.62, 14,661,126.44 and 5,223,163.39 is: 7,839,440.91
Step by Step Solution
- Step 1: Write the proportion equation
9,768,229.62 : 14,661,126.44 = 5,223,163.39 : x - Step 2: Convert to fraction form
9,768,229.62/14,661,126.44 = 5,223,163.39/x - Step 3: Cross multiply
9,768,229.62x = 14,661,126.44 × 5,223,163.39 - Step 4: Simplify right side
9,768,229.62x = 76,577,458,877,569.03 - Step 5: Solve for x
x = 76,577,458,877,569.03/9,768,229.62 - Step 6: Final answer
x = 7,839,440.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.