Finding the Fourth Proportional to 13,240,332.28, 19,860,469.26 and 3,524,948.20
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Solution
The fourth proportional to 13,240,332.28, 19,860,469.26 and 3,524,948.20 is: 5,287,414.54
Step by Step Solution
- Step 1: Write the proportion equation
13,240,332.28 : 19,860,469.26 = 3,524,948.20 : x - Step 2: Convert to fraction form
13,240,332.28/19,860,469.26 = 3,524,948.20/x - Step 3: Cross multiply
13,240,332.28x = 19,860,469.26 × 3,524,948.20 - Step 4: Simplify right side
13,240,332.28x = 70,007,125,369,192.34 - Step 5: Solve for x
x = 70,007,125,369,192.34/13,240,332.28 - Step 6: Final answer
x = 5,287,414.54
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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.