Finding the Fourth Proportional to 82,946,801.10, 124,420,201.65 and 22,368,650.70
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Solution
The fourth proportional to 82,946,801.10, 124,420,201.65 and 22,368,650.70 is: 33,552,976.05
Step by Step Solution
- Step 1: Write the proportion equation
82,946,801.10 : 124,420,201.65 = 22,368,650.70 : x - Step 2: Convert to fraction form
82,946,801.10/124,420,201.65 = 22,368,650.70/x - Step 3: Cross multiply
82,946,801.10x = 124,420,201.65 × 22,368,650.70 - Step 4: Simplify right side
82,946,801.10x = 2,783,112,030,732,413.50 - Step 5: Solve for x
x = 2,783,112,030,732,413.50/82,946,801.10 - Step 6: Final answer
x = 33,552,976.05
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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.