Finding the Fourth Proportional to 32,256,235.20, 48,384,352.80 and 14,340,331.20
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Solution
The fourth proportional to 32,256,235.20, 48,384,352.80 and 14,340,331.20 is: 21,510,496.80
Step by Step Solution
- Step 1: Write the proportion equation
32,256,235.20 : 48,384,352.80 = 14,340,331.20 : x - Step 2: Convert to fraction form
32,256,235.20/48,384,352.80 = 14,340,331.20/x - Step 3: Cross multiply
32,256,235.20x = 48,384,352.80 × 14,340,331.20 - Step 4: Simplify right side
32,256,235.20x = 693,847,644,049,647.25 - Step 5: Solve for x
x = 693,847,644,049,647.25/32,256,235.20 - Step 6: Final answer
x = 21,510,496.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.