Finding the Fourth Proportional to 22,532,202.72, 31,094,447.40 and 12,218,923.08
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Solution
The fourth proportional to 22,532,202.72, 31,094,447.40 and 12,218,923.08 is: 16,862,118.00
Step by Step Solution
- Step 1: Write the proportion equation
22,532,202.72 : 31,094,447.40 = 12,218,923.08 : x - Step 2: Convert to fraction form
22,532,202.72/31,094,447.40 = 12,218,923.08/x - Step 3: Cross multiply
22,532,202.72x = 31,094,447.40 × 12,218,923.08 - Step 4: Simplify right side
22,532,202.72x = 379,940,660,995,706 - Step 5: Solve for x
x = 379,940,660,995,706/22,532,202.72 - Step 6: Final answer
x = 16,862,118.00
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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.