Finding the Fourth Proportional to 32,102,643.60, 48,153,965.40 and 29,646,205.20
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Solution
The fourth proportional to 32,102,643.60, 48,153,965.40 and 29,646,205.20 is: 44,469,307.80
Step by Step Solution
- Step 1: Write the proportion equation
32,102,643.60 : 48,153,965.40 = 29,646,205.20 : x - Step 2: Convert to fraction form
32,102,643.60/48,153,965.40 = 29,646,205.20/x - Step 3: Cross multiply
32,102,643.60x = 48,153,965.40 × 29,646,205.20 - Step 4: Simplify right side
32,102,643.60x = 1,427,582,339,442,100 - Step 5: Solve for x
x = 1,427,582,339,442,100/32,102,643.60 - Step 6: Final answer
x = 44,469,307.80
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Similar ratio
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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.