Finding the Fourth Proportional to 18,017,536.29, 27,026,304.43 and 4,554,364.29
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Solution
The fourth proportional to 18,017,536.29, 27,026,304.43 and 4,554,364.29 is: 6,831,546.43
Step by Step Solution
- Step 1: Write the proportion equation
18,017,536.29 : 27,026,304.43 = 4,554,364.29 : x - Step 2: Convert to fraction form
18,017,536.29/27,026,304.43 = 4,554,364.29/x - Step 3: Cross multiply
18,017,536.29x = 27,026,304.43 × 4,554,364.29 - Step 4: Simplify right side
18,017,536.29x = 123,087,635,786,660.80 - Step 5: Solve for x
x = 123,087,635,786,660.80/18,017,536.29 - Step 6: Final answer
x = 6,831,546.43
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1.5x scale
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.