Finding the Fourth Proportional to 71,247,892.14, 98,322,281.73 and 38,652,844.14
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Solution
The fourth proportional to 71,247,892.14, 98,322,281.73 and 38,652,844.14 is: 53,341,028.30
Step by Step Solution
- Step 1: Write the proportion equation
71,247,892.14 : 98,322,281.73 = 38,652,844.14 : x - Step 2: Convert to fraction form
71,247,892.14/98,322,281.73 = 38,652,844.14/x - Step 3: Cross multiply
71,247,892.14x = 98,322,281.73 × 38,652,844.14 - Step 4: Simplify right side
71,247,892.14x = 3,800,435,831,198,860 - Step 5: Solve for x
x = 3,800,435,831,198,860/71,247,892.14 - Step 6: Final answer
x = 53,341,028.30
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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.