Finding the Fourth Proportional to 57,163,974.48, 85,702,571.64 and 29,468,047.05
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Solution
The fourth proportional to 57,163,974.48, 85,702,571.64 and 29,468,047.05 is: 44,179,702.97
Step by Step Solution
- Step 1: Write the proportion equation
57,163,974.48 : 85,702,571.64 = 29,468,047.05 : x - Step 2: Convert to fraction form
57,163,974.48/85,702,571.64 = 29,468,047.05/x - Step 3: Cross multiply
57,163,974.48x = 85,702,571.64 × 29,468,047.05 - Step 4: Simplify right side
57,163,974.48x = 2,525,487,413,393,515.50 - Step 5: Solve for x
x = 2,525,487,413,393,515.50/57,163,974.48 - Step 6: Final answer
x = 44,179,702.97
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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.