Finding the Fourth Proportional to 32,184,609.20, 48,276,913.80 and 19,398,532.40
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Solution
The fourth proportional to 32,184,609.20, 48,276,913.80 and 19,398,532.40 is: 29,097,798.60
Step by Step Solution
- Step 1: Write the proportion equation
32,184,609.20 : 48,276,913.80 = 19,398,532.40 : x - Step 2: Convert to fraction form
32,184,609.20/48,276,913.80 = 19,398,532.40/x - Step 3: Cross multiply
32,184,609.20x = 48,276,913.80 × 19,398,532.40 - Step 4: Simplify right side
32,184,609.20x = 936,501,276,521,307 - Step 5: Solve for x
x = 936,501,276,521,307/32,184,609.20 - Step 6: Final answer
x = 29,097,798.60
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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.