Finding the Fourth Proportional to 32,215,653.68, 44,457,609.33 and 17,728,965.68
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Solution
The fourth proportional to 32,215,653.68, 44,457,609.33 and 17,728,965.68 is: 24,465,976.63
Step by Step Solution
- Step 1: Write the proportion equation
32,215,653.68 : 44,457,609.33 = 17,728,965.68 : x - Step 2: Convert to fraction form
32,215,653.68/44,457,609.33 = 17,728,965.68/x - Step 3: Cross multiply
32,215,653.68x = 44,457,609.33 × 17,728,965.68 - Step 4: Simplify right side
32,215,653.68x = 788,187,429,804,129.75 - Step 5: Solve for x
x = 788,187,429,804,129.75/32,215,653.68 - Step 6: Final answer
x = 24,465,976.63
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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.