Finding the Fourth Proportional to 32,294,917.80, 48,442,376.70 and 31,035,205.80
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Solution
The fourth proportional to 32,294,917.80, 48,442,376.70 and 31,035,205.80 is: 46,552,808.70
Step by Step Solution
- Step 1: Write the proportion equation
32,294,917.80 : 48,442,376.70 = 31,035,205.80 : x - Step 2: Convert to fraction form
32,294,917.80/48,442,376.70 = 31,035,205.80/x - Step 3: Cross multiply
32,294,917.80x = 48,442,376.70 × 31,035,205.80 - Step 4: Simplify right side
32,294,917.80x = 1,503,419,130,325,625 - Step 5: Solve for x
x = 1,503,419,130,325,625/32,294,917.80 - Step 6: Final answer
x = 46,552,808.70
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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.