Finding the Fourth Proportional to 7,677,908.01, 11,523,946.82 and 3,894,048.09
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Solution
The fourth proportional to 7,677,908.01, 11,523,946.82 and 3,894,048.09 is: 5,844,665.37
Step by Step Solution
- Step 1: Write the proportion equation
7,677,908.01 : 11,523,946.82 = 3,894,048.09 : x - Step 2: Convert to fraction form
7,677,908.01/11,523,946.82 = 3,894,048.09/x - Step 3: Cross multiply
7,677,908.01x = 11,523,946.82 × 3,894,048.09 - Step 4: Simplify right side
7,677,908.01x = 44,874,803,084,212.33 - Step 5: Solve for x
x = 44,874,803,084,212.33/7,677,908.01 - Step 6: Final answer
x = 5,844,665.37
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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.