Finding the Fourth Proportional to 42,203,416.24, 58,239,463.26 and 23,365,837.54
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Solution
The fourth proportional to 42,203,416.24, 58,239,463.26 and 23,365,837.54 is: 32,244,163.11
Step by Step Solution
- Step 1: Write the proportion equation
42,203,416.24 : 58,239,463.26 = 23,365,837.54 : x - Step 2: Convert to fraction form
42,203,416.24/58,239,463.26 = 23,365,837.54/x - Step 3: Cross multiply
42,203,416.24x = 58,239,463.26 × 23,365,837.54 - Step 4: Simplify right side
42,203,416.24x = 1,360,813,836,949,958.75 - Step 5: Solve for x
x = 1,360,813,836,949,958.75/42,203,416.24 - Step 6: Final answer
x = 32,244,163.11
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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.