Finding the Fourth Proportional to 10,186,615.25, 14,059,525.97 and 5,838,615.80
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Solution
The fourth proportional to 10,186,615.25, 14,059,525.97 and 5,838,615.80 is: 8,058,434.37
Step by Step Solution
- Step 1: Write the proportion equation
10,186,615.25 : 14,059,525.97 = 5,838,615.80 : x - Step 2: Convert to fraction form
10,186,615.25/14,059,525.97 = 5,838,615.80/x - Step 3: Cross multiply
10,186,615.25x = 14,059,525.97 × 5,838,615.80 - Step 4: Simplify right side
10,186,615.25x = 82,088,170,439,759.25 - Step 5: Solve for x
x = 82,088,170,439,759.25/10,186,615.25 - Step 6: Final answer
x = 8,058,434.37
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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.