Finding the Fourth Proportional to 32,651,643.60, 48,982,649.40 and 11,088,277.20
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Solution
The fourth proportional to 32,651,643.60, 48,982,649.40 and 11,088,277.20 is: 16,634,176.25
Step by Step Solution
- Step 1: Write the proportion equation
32,651,643.60 : 48,982,649.40 = 11,088,277.20 : x - Step 2: Convert to fraction form
32,651,643.60/48,982,649.40 = 11,088,277.20/x - Step 3: Cross multiply
32,651,643.60x = 48,982,649.40 × 11,088,277.20 - Step 4: Simplify right side
32,651,643.60x = 543,133,194,537,613.62 - Step 5: Solve for x
x = 543,133,194,537,613.62/32,651,643.60 - Step 6: Final answer
x = 16,634,176.25
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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.