Finding the Fourth Proportional to 16,563,218.26, 22,856,794.68 and 9,221,052.07
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Solution
The fourth proportional to 16,563,218.26, 22,856,794.68 and 9,221,052.07 is: 12,724,803.27
Step by Step Solution
- Step 1: Write the proportion equation
16,563,218.26 : 22,856,794.68 = 9,221,052.07 : x - Step 2: Convert to fraction form
16,563,218.26/22,856,794.68 = 9,221,052.07/x - Step 3: Cross multiply
16,563,218.26x = 22,856,794.68 × 9,221,052.07 - Step 4: Simplify right side
16,563,218.26x = 210,763,693,897,579 - Step 5: Solve for x
x = 210,763,693,897,579/16,563,218.26 - Step 6: Final answer
x = 12,724,803.27
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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.