Finding the Fourth Proportional to 31,652,533.14, 43,679,557.29 and 17,524,349.08
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Solution
The fourth proportional to 31,652,533.14, 43,679,557.29 and 17,524,349.08 is: 24,183,082.16
Step by Step Solution
- Step 1: Write the proportion equation
31,652,533.14 : 43,679,557.29 = 17,524,349.08 : x - Step 2: Convert to fraction form
31,652,533.14/43,679,557.29 = 17,524,349.08/x - Step 3: Cross multiply
31,652,533.14x = 43,679,557.29 × 17,524,349.08 - Step 4: Simplify right side
31,652,533.14x = 765,455,809,566,336.25 - Step 5: Solve for x
x = 765,455,809,566,336.25/31,652,533.14 - Step 6: Final answer
x = 24,183,082.16
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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.