Finding the Fourth Proportional to 7,664,042.33, 11,498,282.44 and 2,272,822.49
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Solution
The fourth proportional to 7,664,042.33, 11,498,282.44 and 2,272,822.49 is: 3,409,891.78
Step by Step Solution
- Step 1: Write the proportion equation
7,664,042.33 : 11,498,282.44 = 2,272,822.49 : x - Step 2: Convert to fraction form
7,664,042.33/11,498,282.44 = 2,272,822.49/x - Step 3: Cross multiply
7,664,042.33x = 11,498,282.44 × 2,272,822.49 - Step 4: Simplify right side
7,664,042.33x = 26,133,554,926,004.08 - Step 5: Solve for x
x = 26,133,554,926,004.08/7,664,042.33 - Step 6: Final answer
x = 3,409,891.78
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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.