Finding the Fourth Proportional to 64,994,418.28, 97,471,997.34 and 19,544,147.56
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Solution
The fourth proportional to 64,994,418.28, 97,471,997.34 and 19,544,147.56 is: 29,310,318.48
Step by Step Solution
- Step 1: Write the proportion equation
64,994,418.28 : 97,471,997.34 = 19,544,147.56 : x - Step 2: Convert to fraction form
64,994,418.28/97,471,997.34 = 19,544,147.56/x - Step 3: Cross multiply
64,994,418.28x = 97,471,997.34 × 19,544,147.56 - Step 4: Simplify right side
64,994,418.28x = 1,905,007,098,980,887.50 - Step 5: Solve for x
x = 1,905,007,098,980,887.50/64,994,418.28 - Step 6: Final answer
x = 29,310,318.48
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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.