Finding the Fourth Proportional to 31,206,650.96, 46,774,440.12 and 19,540,473.68
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Solution
The fourth proportional to 31,206,650.96, 46,774,440.12 and 19,540,473.68 is: 29,288,458.96
Step by Step Solution
- Step 1: Write the proportion equation
31,206,650.96 : 46,774,440.12 = 19,540,473.68 : x - Step 2: Convert to fraction form
31,206,650.96/46,774,440.12 = 19,540,473.68/x - Step 3: Cross multiply
31,206,650.96x = 46,774,440.12 × 19,540,473.68 - Step 4: Simplify right side
31,206,650.96x = 913,994,716,061,596 - Step 5: Solve for x
x = 913,994,716,061,596/31,206,650.96 - Step 6: Final answer
x = 29,288,458.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.