Finding the Fourth Proportional to 13,203,260.67, 19,790,912.99 and 4,441,197.92
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Solution
The fourth proportional to 13,203,260.67, 19,790,912.99 and 4,441,197.92 is: 6,657,095.07
Step by Step Solution
- Step 1: Write the proportion equation
13,203,260.67 : 19,790,912.99 = 4,441,197.92 : x - Step 2: Convert to fraction form
13,203,260.67/19,790,912.99 = 4,441,197.92/x - Step 3: Cross multiply
13,203,260.67x = 19,790,912.99 × 4,441,197.92 - Step 4: Simplify right side
13,203,260.67x = 87,895,361,484,928.42 - Step 5: Solve for x
x = 87,895,361,484,928.42/13,203,260.67 - Step 6: Final answer
x = 6,657,095.07
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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.