Finding the Fourth Proportional to 36,365,625.82, 54,532,386.12 and 13,630,579.84
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Solution
The fourth proportional to 36,365,625.82, 54,532,386.12 and 13,630,579.84 is: 20,439,852.91
Step by Step Solution
- Step 1: Write the proportion equation
36,365,625.82 : 54,532,386.12 = 13,630,579.84 : x - Step 2: Convert to fraction form
36,365,625.82/54,532,386.12 = 13,630,579.84/x - Step 3: Cross multiply
36,365,625.82x = 54,532,386.12 × 13,630,579.84 - Step 4: Simplify right side
36,365,625.82x = 743,308,042,874,367.75 - Step 5: Solve for x
x = 743,308,042,874,367.75/36,365,625.82 - Step 6: Final answer
x = 20,439,852.91
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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.