Finding the Fourth Proportional to 32,117,405.13, 44,320,871.67 and 18,178,460.82
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Solution
The fourth proportional to 32,117,405.13, 44,320,871.67 and 18,178,460.82 is: 25,085,626.50
Step by Step Solution
- Step 1: Write the proportion equation
32,117,405.13 : 44,320,871.67 = 18,178,460.82 : x - Step 2: Convert to fraction form
32,117,405.13/44,320,871.67 = 18,178,460.82/x - Step 3: Cross multiply
32,117,405.13x = 44,320,871.67 × 18,178,460.82 - Step 4: Simplify right side
32,117,405.13x = 805,685,229,161,343 - Step 5: Solve for x
x = 805,685,229,161,343/32,117,405.13 - Step 6: Final answer
x = 25,085,626.50
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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.