Finding the Fourth Proportional to 29,987,794.98, 44,981,692.47 and 7,268,692.50
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Solution
The fourth proportional to 29,987,794.98, 44,981,692.47 and 7,268,692.50 is: 10,903,038.75
Step by Step Solution
- Step 1: Write the proportion equation
29,987,794.98 : 44,981,692.47 = 7,268,692.50 : x - Step 2: Convert to fraction form
29,987,794.98/44,981,692.47 = 7,268,692.50/x - Step 3: Cross multiply
29,987,794.98x = 44,981,692.47 × 7,268,692.50 - Step 4: Simplify right side
29,987,794.98x = 326,958,090,693,995.44 - Step 5: Solve for x
x = 326,958,090,693,995.44/29,987,794.98 - Step 6: Final answer
x = 10,903,038.75
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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.