Finding the Fourth Proportional to 32,215,659.18, 44,457,616.92 and 17,728,971.18
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Solution
The fourth proportional to 32,215,659.18, 44,457,616.92 and 17,728,971.18 is: 24,465,984.22
Step by Step Solution
- Step 1: Write the proportion equation
32,215,659.18 : 44,457,616.92 = 17,728,971.18 : x - Step 2: Convert to fraction form
32,215,659.18/44,457,616.92 = 17,728,971.18/x - Step 3: Cross multiply
32,215,659.18x = 44,457,616.92 × 17,728,971.18 - Step 4: Simplify right side
32,215,659.18x = 788,187,809,106,160.38 - Step 5: Solve for x
x = 788,187,809,106,160.38/32,215,659.18 - Step 6: Final answer
x = 24,465,984.22
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1.5x scale
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.