Finding the Fourth Proportional to 46,652,912.40, 69,979,368.60 and 29,625,805.20
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Solution
The fourth proportional to 46,652,912.40, 69,979,368.60 and 29,625,805.20 is: 44,438,707.80
Step by Step Solution
- Step 1: Write the proportion equation
46,652,912.40 : 69,979,368.60 = 29,625,805.20 : x - Step 2: Convert to fraction form
46,652,912.40/69,979,368.60 = 29,625,805.20/x - Step 3: Cross multiply
46,652,912.40x = 69,979,368.60 × 29,625,805.20 - Step 4: Simplify right side
46,652,912.40x = 2,073,195,142,162,596.50 - Step 5: Solve for x
x = 2,073,195,142,162,596.50/46,652,912.40 - Step 6: Final answer
x = 44,438,707.80
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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.