Finding the Fourth Proportional to 16,939,510.92, 23,376,673.08 and 9,204,553.08
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Solution
The fourth proportional to 16,939,510.92, 23,376,673.08 and 9,204,553.08 is: 12,702,363.68
Step by Step Solution
- Step 1: Write the proportion equation
16,939,510.92 : 23,376,673.08 = 9,204,553.08 : x - Step 2: Convert to fraction form
16,939,510.92/23,376,673.08 = 9,204,553.08/x - Step 3: Cross multiply
16,939,510.92x = 23,376,673.08 × 9,204,553.08 - Step 4: Simplify right side
16,939,510.92x = 215,171,828,198,667.06 - Step 5: Solve for x
x = 215,171,828,198,667.06/16,939,510.92 - Step 6: Final answer
x = 12,702,363.68
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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.