Finding the Fourth Proportional to 16,562,809.20, 24,849,284.12 and 8,481,506.70
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Solution
The fourth proportional to 16,562,809.20, 24,849,284.12 and 8,481,506.70 is: 12,724,856.47
Step by Step Solution
- Step 1: Write the proportion equation
16,562,809.20 : 24,849,284.12 = 8,481,506.70 : x - Step 2: Convert to fraction form
16,562,809.20/24,849,284.12 = 8,481,506.70/x - Step 3: Cross multiply
16,562,809.20x = 24,849,284.12 × 8,481,506.70 - Step 4: Simplify right side
16,562,809.20x = 210,759,369,753,983.59 - Step 5: Solve for x
x = 210,759,369,753,983.59/16,562,809.20 - Step 6: Final answer
x = 12,724,856.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.