Finding the Fourth Proportional to 6,497,524.80, 8,966,689.92 and 3,557,292.48
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Solution
The fourth proportional to 6,497,524.80, 8,966,689.92 and 3,557,292.48 is: 4,909,121.49
Step by Step Solution
- Step 1: Write the proportion equation
6,497,524.80 : 8,966,689.92 = 3,557,292.48 : x - Step 2: Convert to fraction form
6,497,524.80/8,966,689.92 = 3,557,292.48/x - Step 3: Cross multiply
6,497,524.80x = 8,966,689.92 × 3,557,292.48 - Step 4: Simplify right side
6,497,524.80x = 31,897,138,622,907.80 - Step 5: Solve for x
x = 31,897,138,622,907.80/6,497,524.80 - Step 6: Final answer
x = 4,909,121.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.