Finding the Fourth Proportional to 66,163,501.44, 99,245,286.72 and 25,213,392
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Solution
The fourth proportional to 66,163,501.44, 99,245,286.72 and 25,213,392 is: 37,820,101.17
Step by Step Solution
- Step 1: Write the proportion equation
66,163,501.44 : 99,245,286.72 = 25,213,392 : x - Step 2: Convert to fraction form
66,163,501.44/99,245,286.72 = 25,213,392/x - Step 3: Cross multiply
66,163,501.44x = 99,245,286.72 × 25,213,392 - Step 4: Simplify right side
66,163,501.44x = 2,502,310,318,223,754 - Step 5: Solve for x
x = 2,502,310,318,223,754/66,163,501.44 - Step 6: Final answer
x = 37,820,101.17
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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.