Finding the Fourth Proportional to 16,848,023.80, 25,272,035.70 and 13,488,791.80
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Solution
The fourth proportional to 16,848,023.80, 25,272,035.70 and 13,488,791.80 is: 20,233,187.70
Step by Step Solution
- Step 1: Write the proportion equation
16,848,023.80 : 25,272,035.70 = 13,488,791.80 : x - Step 2: Convert to fraction form
16,848,023.80/25,272,035.70 = 13,488,791.80/x - Step 3: Cross multiply
16,848,023.80x = 25,272,035.70 × 13,488,791.80 - Step 4: Simplify right side
16,848,023.80x = 340,889,227,919,467.25 - Step 5: Solve for x
x = 340,889,227,919,467.25/16,848,023.80 - Step 6: Final answer
x = 20,233,187.70
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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.