Finding the Fourth Proportional to 20,940,178.12, 31,410,660.66 and 6,562,927.96
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Solution
The fourth proportional to 20,940,178.12, 31,410,660.66 and 6,562,927.96 is: 9,844,515.26
Step by Step Solution
- Step 1: Write the proportion equation
20,940,178.12 : 31,410,660.66 = 6,562,927.96 : x - Step 2: Convert to fraction form
20,940,178.12/31,410,660.66 = 6,562,927.96/x - Step 3: Cross multiply
20,940,178.12x = 31,410,660.66 × 6,562,927.96 - Step 4: Simplify right side
20,940,178.12x = 206,145,903,087,586.06 - Step 5: Solve for x
x = 206,145,903,087,586.06/20,940,178.12 - Step 6: Final answer
x = 9,844,515.26
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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.