Finding the Fourth Proportional to 20,992,474.24, 31,490,515.68 and 5,846,405.76
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Solution
The fourth proportional to 20,992,474.24, 31,490,515.68 and 5,846,405.76 is: 8,770,111.14
Step by Step Solution
- Step 1: Write the proportion equation
20,992,474.24 : 31,490,515.68 = 5,846,405.76 : x - Step 2: Convert to fraction form
20,992,474.24/31,490,515.68 = 5,846,405.76/x - Step 3: Cross multiply
20,992,474.24x = 31,490,515.68 × 5,846,405.76 - Step 4: Simplify right side
20,992,474.24x = 184,106,332,256,922.31 - Step 5: Solve for x
x = 184,106,332,256,922.31/20,992,474.24 - Step 6: Final answer
x = 8,770,111.14
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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.