Finding the Fourth Proportional to 39,354,917.12, 54,307,447.20 and 22,833,761.84
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Solution
The fourth proportional to 39,354,917.12, 54,307,447.20 and 22,833,761.84 is: 31,509,234.58
Step by Step Solution
- Step 1: Write the proportion equation
39,354,917.12 : 54,307,447.20 = 22,833,761.84 : x - Step 2: Convert to fraction form
39,354,917.12/54,307,447.20 = 22,833,761.84/x - Step 3: Cross multiply
39,354,917.12x = 54,307,447.20 × 22,833,761.84 - Step 4: Simplify right side
39,354,917.12x = 1,240,043,315,503,175 - Step 5: Solve for x
x = 1,240,043,315,503,175/39,354,917.12 - Step 6: Final answer
x = 31,509,234.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.