Finding the Fourth Proportional to 16,882,535.62, 23,298,163.68 and 9,913,367.28
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Solution
The fourth proportional to 16,882,535.62, 23,298,163.68 and 9,913,367.28 is: 13,680,602.17
Step by Step Solution
- Step 1: Write the proportion equation
16,882,535.62 : 23,298,163.68 = 9,913,367.28 : x - Step 2: Convert to fraction form
16,882,535.62/23,298,163.68 = 9,913,367.28/x - Step 3: Cross multiply
16,882,535.62x = 23,298,163.68 × 9,913,367.28 - Step 4: Simplify right side
16,882,535.62x = 230,963,253,509,396.38 - Step 5: Solve for x
x = 230,963,253,509,396.38/16,882,535.62 - Step 6: Final answer
x = 13,680,602.17
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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.