Finding the Fourth Proportional to 82,809,305.49, 124,213,941.74 and 22,225,031.49
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Solution
The fourth proportional to 82,809,305.49, 124,213,941.74 and 22,225,031.49 is: 33,337,542.81
Step by Step Solution
- Step 1: Write the proportion equation
82,809,305.49 : 124,213,941.74 = 22,225,031.49 : x - Step 2: Convert to fraction form
82,809,305.49/124,213,941.74 = 22,225,031.49/x - Step 3: Cross multiply
82,809,305.49x = 124,213,941.74 × 22,225,031.49 - Step 4: Simplify right side
82,809,305.49x = 2,760,658,766,668,525 - Step 5: Solve for x
x = 2,760,658,766,668,525/82,809,305.49 - Step 6: Final answer
x = 33,337,542.81
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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.