Finding the Fourth Proportional to 47,385,616, 71,078,424 and 11,483,824
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Solution
The fourth proportional to 47,385,616, 71,078,424 and 11,483,824 is: 17,225,736
Step by Step Solution
- Step 1: Write the proportion equation
47,385,616 : 71,078,424 = 11,483,824 : x - Step 2: Convert to fraction form
47,385,616/71,078,424 = 11,483,824/x - Step 3: Cross multiply
47,385,616x = 71,078,424 × 11,483,824 - Step 4: Simplify right side
47,385,616x = 816,252,111,413,376 - Step 5: Solve for x
x = 816,252,111,413,376/47,385,616 - Step 6: Final answer
x = 17,225,736
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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.