Finding the Fourth Proportional to 46,651,512.30, 69,977,268.45 and 29,687,390.70
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Solution
The fourth proportional to 46,651,512.30, 69,977,268.45 and 29,687,390.70 is: 44,531,086.05
Step by Step Solution
- Step 1: Write the proportion equation
46,651,512.30 : 69,977,268.45 = 29,687,390.70 : x - Step 2: Convert to fraction form
46,651,512.30/69,977,268.45 = 29,687,390.70/x - Step 3: Cross multiply
46,651,512.30x = 69,977,268.45 × 29,687,390.70 - Step 4: Simplify right side
46,651,512.30x = 2,077,442,508,593,933.50 - Step 5: Solve for x
x = 2,077,442,508,593,933.50/46,651,512.30 - Step 6: Final answer
x = 44,531,086.05
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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.