Finding the Fourth Proportional to 16,647,950.25, 22,971,231.05 and 9,303,435.63
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Solution
The fourth proportional to 16,647,950.25, 22,971,231.05 and 9,303,435.63 is: 12,837,098.03
Step by Step Solution
- Step 1: Write the proportion equation
16,647,950.25 : 22,971,231.05 = 9,303,435.63 : x - Step 2: Convert to fraction form
16,647,950.25/22,971,231.05 = 9,303,435.63/x - Step 3: Cross multiply
16,647,950.25x = 22,971,231.05 × 9,303,435.63 - Step 4: Simplify right side
16,647,950.25x = 213,711,369,369,015.16 - Step 5: Solve for x
x = 213,711,369,369,015.16/16,647,950.25 - Step 6: Final answer
x = 12,837,098.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.