Finding the Fourth Proportional to 16,162,288.36, 22,304,428.20 and 8,820,593.68
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Solution
The fourth proportional to 16,162,288.36, 22,304,428.20 and 8,820,593.68 is: 12,172,675.93
Step by Step Solution
- Step 1: Write the proportion equation
16,162,288.36 : 22,304,428.20 = 8,820,593.68 : x - Step 2: Convert to fraction form
16,162,288.36/22,304,428.20 = 8,820,593.68/x - Step 3: Cross multiply
16,162,288.36x = 22,304,428.20 × 8,820,593.68 - Step 4: Simplify right side
16,162,288.36x = 196,738,298,416,933.75 - Step 5: Solve for x
x = 196,738,298,416,933.75/16,162,288.36 - Step 6: Final answer
x = 12,172,675.93
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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.