Finding the Fourth Proportional to 32,179,842.44, 44,409,106.68 and 19,621,633.76
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Solution
The fourth proportional to 32,179,842.44, 44,409,106.68 and 19,621,633.76 is: 27,078,418.07
Step by Step Solution
- Step 1: Write the proportion equation
32,179,842.44 : 44,409,106.68 = 19,621,633.76 : x - Step 2: Convert to fraction form
32,179,842.44/44,409,106.68 = 19,621,633.76/x - Step 3: Cross multiply
32,179,842.44x = 44,409,106.68 × 19,621,633.76 - Step 4: Simplify right side
32,179,842.44x = 871,379,226,883,729.62 - Step 5: Solve for x
x = 871,379,226,883,729.62/32,179,842.44 - Step 6: Final answer
x = 27,078,418.07
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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.