Finding the Fourth Proportional to 32,928,276.96, 45,440,986.68 and 18,043,963.92
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Solution
The fourth proportional to 32,928,276.96, 45,440,986.68 and 18,043,963.92 is: 24,900,650.74
Step by Step Solution
- Step 1: Write the proportion equation
32,928,276.96 : 45,440,986.68 = 18,043,963.92 : x - Step 2: Convert to fraction form
32,928,276.96/45,440,986.68 = 18,043,963.92/x - Step 3: Cross multiply
32,928,276.96x = 45,440,986.68 × 18,043,963.92 - Step 4: Simplify right side
32,928,276.96x = 819,935,524,143,120.62 - Step 5: Solve for x
x = 819,935,524,143,120.62/32,928,276.96 - Step 6: Final answer
x = 24,900,650.74
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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.