Finding the Fourth Proportional to 16,042,363.08, 22,138,310.25 and 8,700,358.38
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Solution
The fourth proportional to 16,042,363.08, 22,138,310.25 and 8,700,358.38 is: 12,006,412.78
Step by Step Solution
- Step 1: Write the proportion equation
16,042,363.08 : 22,138,310.25 = 8,700,358.38 : x - Step 2: Convert to fraction form
16,042,363.08/22,138,310.25 = 8,700,358.38/x - Step 3: Cross multiply
16,042,363.08x = 22,138,310.25 × 8,700,358.38 - Step 4: Simplify right side
16,042,363.08x = 192,611,233,102,627.41 - Step 5: Solve for x
x = 192,611,233,102,627.41/16,042,363.08 - Step 6: Final answer
x = 12,006,412.78
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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.