Finding the Fourth Proportional to 43,557,941.75, 65,336,469.75 and 11,209,718.57
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Solution
The fourth proportional to 43,557,941.75, 65,336,469.75 and 11,209,718.57 is: 16,814,463.88
Step by Step Solution
- Step 1: Write the proportion equation
43,557,941.75 : 65,336,469.75 = 11,209,718.57 : x - Step 2: Convert to fraction form
43,557,941.75/65,336,469.75 = 11,209,718.57/x - Step 3: Cross multiply
43,557,941.75x = 65,336,469.75 × 11,209,718.57 - Step 4: Simplify right side
43,557,941.75x = 732,403,438,254,818.25 - Step 5: Solve for x
x = 732,403,438,254,818.25/43,557,941.75 - Step 6: Final answer
x = 16,814,463.88
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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.