Finding the Fourth Proportional to 18,566,166.36, 27,842,942.64 and 6,432,797.88
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Solution
The fourth proportional to 18,566,166.36, 27,842,942.64 and 6,432,797.88 is: 9,647,011.61
Step by Step Solution
- Step 1: Write the proportion equation
18,566,166.36 : 27,842,942.64 = 6,432,797.88 : x - Step 2: Convert to fraction form
18,566,166.36/27,842,942.64 = 6,432,797.88/x - Step 3: Cross multiply
18,566,166.36x = 27,842,942.64 × 6,432,797.88 - Step 4: Simplify right side
18,566,166.36x = 179,108,022,387,553.59 - Step 5: Solve for x
x = 179,108,022,387,553.59/18,566,166.36 - Step 6: Final answer
x = 9,647,011.61
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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.