Finding the Fourth Proportional to 27,202,331.80, 38,133,653 and 27,202,331.80
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Solution
The fourth proportional to 27,202,331.80, 38,133,653 and 27,202,331.80 is: 38,133,653
Step by Step Solution
- Step 1: Write the proportion equation
27,202,331.80 : 38,133,653 = 27,202,331.80 : x - Step 2: Convert to fraction form
27,202,331.80/38,133,653 = 27,202,331.80/x - Step 3: Cross multiply
27,202,331.80x = 38,133,653 × 27,202,331.80 - Step 4: Simplify right side
27,202,331.80x = 1,037,324,281,652,065.38 - Step 5: Solve for x
x = 1,037,324,281,652,065.38/27,202,331.80 - Step 6: Final answer
x = 38,133,653
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.