Finding the Fourth Proportional to 77,303,057.70, 115,951,560.14 and 26,185,076.42
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Solution
The fourth proportional to 77,303,057.70, 115,951,560.14 and 26,185,076.42 is: 39,276,589.49
Step by Step Solution
- Step 1: Write the proportion equation
77,303,057.70 : 115,951,560.14 = 26,185,076.42 : x - Step 2: Convert to fraction form
77,303,057.70/115,951,560.14 = 26,185,076.42/x - Step 3: Cross multiply
77,303,057.70x = 115,951,560.14 × 26,185,076.42 - Step 4: Simplify right side
77,303,057.70x = 3,036,200,463,284,126 - Step 5: Solve for x
x = 3,036,200,463,284,126/77,303,057.70 - Step 6: Final answer
x = 39,276,589.49
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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.