Finding the Fourth Proportional to 6,538,134.24, 9,017,512.92 and 4,247,033.04
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Solution
The fourth proportional to 6,538,134.24, 9,017,512.92 and 4,247,033.04 is: 5,857,584.73
Step by Step Solution
- Step 1: Write the proportion equation
6,538,134.24 : 9,017,512.92 = 4,247,033.04 : x - Step 2: Convert to fraction form
6,538,134.24/9,017,512.92 = 4,247,033.04/x - Step 3: Cross multiply
6,538,134.24x = 9,017,512.92 × 4,247,033.04 - Step 4: Simplify right side
6,538,134.24x = 38,297,675,309,866.88 - Step 5: Solve for x
x = 38,297,675,309,866.88/6,538,134.24 - Step 6: Final answer
x = 5,857,584.73
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1.5x scale
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.