Finding the Fourth Proportional to 22,343,177.70, 33,531,355.35 and 8,889,660.90
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Solution
The fourth proportional to 22,343,177.70, 33,531,355.35 and 8,889,660.90 is: 13,341,091.52
Step by Step Solution
- Step 1: Write the proportion equation
22,343,177.70 : 33,531,355.35 = 8,889,660.90 : x - Step 2: Convert to fraction form
22,343,177.70/33,531,355.35 = 8,889,660.90/x - Step 3: Cross multiply
22,343,177.70x = 33,531,355.35 × 8,889,660.90 - Step 4: Simplify right side
22,343,177.70x = 298,082,378,578,900.81 - Step 5: Solve for x
x = 298,082,378,578,900.81/22,343,177.70 - Step 6: Final answer
x = 13,341,091.52
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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.