Finding the Fourth Proportional to 6,167,937.09, 8,512,643.51 and 3,553,940.53
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Solution
The fourth proportional to 6,167,937.09, 8,512,643.51 and 3,553,940.53 is: 4,904,950.93
Step by Step Solution
- Step 1: Write the proportion equation
6,167,937.09 : 8,512,643.51 = 3,553,940.53 : x - Step 2: Convert to fraction form
6,167,937.09/8,512,643.51 = 3,553,940.53/x - Step 3: Cross multiply
6,167,937.09x = 8,512,643.51 × 3,553,940.53 - Step 4: Simplify right side
6,167,937.09x = 30,253,428,787,630.46 - Step 5: Solve for x
x = 30,253,428,787,630.46/6,167,937.09 - Step 6: Final answer
x = 4,904,950.93
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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.