Finding the Fourth Proportional to 52,424,270.36, 72,345,828.84 and 29,220,868.52
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Solution
The fourth proportional to 52,424,270.36, 72,345,828.84 and 29,220,868.52 is: 40,324,985.70
Step by Step Solution
- Step 1: Write the proportion equation
52,424,270.36 : 72,345,828.84 = 29,220,868.52 : x - Step 2: Convert to fraction form
52,424,270.36/72,345,828.84 = 29,220,868.52/x - Step 3: Cross multiply
52,424,270.36x = 72,345,828.84 × 29,220,868.52 - Step 4: Simplify right side
52,424,270.36x = 2,114,007,952,504,064.25 - Step 5: Solve for x
x = 2,114,007,952,504,064.25/52,424,270.36 - Step 6: Final answer
x = 40,324,985.70
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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.