Finding the Fourth Proportional to 71,181,310.82, 106,750,107.27 and 25,112,406.14
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Solution
The fourth proportional to 71,181,310.82, 106,750,107.27 and 25,112,406.14 is: 37,660,897.49
Step by Step Solution
- Step 1: Write the proportion equation
71,181,310.82 : 106,750,107.27 = 25,112,406.14 : x - Step 2: Convert to fraction form
71,181,310.82/106,750,107.27 = 25,112,406.14/x - Step 3: Cross multiply
71,181,310.82x = 106,750,107.27 × 25,112,406.14 - Step 4: Simplify right side
71,181,310.82x = 2,680,752,049,604,798.50 - Step 5: Solve for x
x = 2,680,752,049,604,798.50/71,181,310.82 - Step 6: Final answer
x = 37,660,897.49
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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.