Finding the Fourth Proportional to 29,292,620.94, 43,946,237.49 and 20,673,557.50
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Solution
The fourth proportional to 29,292,620.94, 43,946,237.49 and 20,673,557.50 is: 31,015,492.59
Step by Step Solution
- Step 1: Write the proportion equation
29,292,620.94 : 43,946,237.49 = 20,673,557.50 : x - Step 2: Convert to fraction form
29,292,620.94/43,946,237.49 = 20,673,557.50/x - Step 3: Cross multiply
29,292,620.94x = 43,946,237.49 × 20,673,557.50 - Step 4: Simplify right side
29,292,620.94x = 908,525,067,554,802.88 - Step 5: Solve for x
x = 908,525,067,554,802.88/29,292,620.94 - Step 6: Final answer
x = 31,015,492.59
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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.