Finding the Fourth Proportional to 49,860,130.40, 74,790,195.60 and 32,840,021.60
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Solution
The fourth proportional to 49,860,130.40, 74,790,195.60 and 32,840,021.60 is: 49,260,032.40
Step by Step Solution
- Step 1: Write the proportion equation
49,860,130.40 : 74,790,195.60 = 32,840,021.60 : x - Step 2: Convert to fraction form
49,860,130.40/74,790,195.60 = 32,840,021.60/x - Step 3: Cross multiply
49,860,130.40x = 74,790,195.60 × 32,840,021.60 - Step 4: Simplify right side
49,860,130.40x = 2,456,111,638,972,225 - Step 5: Solve for x
x = 2,456,111,638,972,225/49,860,130.40 - Step 6: Final answer
x = 49,260,032.40
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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.