Finding the Fourth Proportional to 46,545,872.40, 69,860,280.60 and 27,352,630.80
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Solution
The fourth proportional to 46,545,872.40, 69,860,280.60 and 27,352,630.80 is: 41,053,317.18
Step by Step Solution
- Step 1: Write the proportion equation
46,545,872.40 : 69,860,280.60 = 27,352,630.80 : x - Step 2: Convert to fraction form
46,545,872.40/69,860,280.60 = 27,352,630.80/x - Step 3: Cross multiply
46,545,872.40x = 69,860,280.60 × 27,352,630.80 - Step 4: Simplify right side
46,545,872.40x = 1,910,862,462,836,202.25 - Step 5: Solve for x
x = 1,910,862,462,836,202.25/46,545,872.40 - Step 6: Final answer
x = 41,053,317.18
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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.