Finding the Fourth Proportional to 64,517,134.40, 96,775,701.60 and 56,958,862.40
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Solution
The fourth proportional to 64,517,134.40, 96,775,701.60 and 56,958,862.40 is: 85,438,293.60
Step by Step Solution
- Step 1: Write the proportion equation
64,517,134.40 : 96,775,701.60 = 56,958,862.40 : x - Step 2: Convert to fraction form
64,517,134.40/96,775,701.60 = 56,958,862.40/x - Step 3: Cross multiply
64,517,134.40x = 96,775,701.60 × 56,958,862.40 - Step 4: Simplify right side
64,517,134.40x = 5,512,233,871,097,859 - Step 5: Solve for x
x = 5,512,233,871,097,859/64,517,134.40 - Step 6: Final answer
x = 85,438,293.60
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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.