Finding the Fourth Proportional to 35,383,762.22, 48,831,163.02 and 19,914,848.78
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Solution
The fourth proportional to 35,383,762.22, 48,831,163.02 and 19,914,848.78 is: 27,483,375.60
Step by Step Solution
- Step 1: Write the proportion equation
35,383,762.22 : 48,831,163.02 = 19,914,848.78 : x - Step 2: Convert to fraction form
35,383,762.22/48,831,163.02 = 19,914,848.78/x - Step 3: Cross multiply
35,383,762.22x = 48,831,163.02 × 19,914,848.78 - Step 4: Simplify right side
35,383,762.22x = 972,465,227,050,672.25 - Step 5: Solve for x
x = 972,465,227,050,672.25/35,383,762.22 - Step 6: Final answer
x = 27,483,375.60
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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.