Finding the Fourth Proportional to 14,423,048.21, 21,634,623.43 and 3,493,245.17
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Solution
The fourth proportional to 14,423,048.21, 21,634,623.43 and 3,493,245.17 is: 5,239,880.14
Step by Step Solution
- Step 1: Write the proportion equation
14,423,048.21 : 21,634,623.43 = 3,493,245.17 : x - Step 2: Convert to fraction form
14,423,048.21/21,634,623.43 = 3,493,245.17/x - Step 3: Cross multiply
14,423,048.21x = 21,634,623.43 × 3,493,245.17 - Step 4: Simplify right side
14,423,048.21x = 75,575,043,846,969.77 - Step 5: Solve for x
x = 75,575,043,846,969.77/14,423,048.21 - Step 6: Final answer
x = 5,239,880.14
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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.