Finding the Fourth Proportional to 32,931,642.96, 49,397,572.80 and 8,339,556.24
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Solution
The fourth proportional to 32,931,642.96, 49,397,572.80 and 8,339,556.24 is: 12,509,361.80
Step by Step Solution
- Step 1: Write the proportion equation
32,931,642.96 : 49,397,572.80 = 8,339,556.24 : x - Step 2: Convert to fraction form
32,931,642.96/49,397,572.80 = 8,339,556.24/x - Step 3: Cross multiply
32,931,642.96x = 49,397,572.80 × 8,339,556.24 - Step 4: Simplify right side
32,931,642.96x = 411,953,836,485,094.25 - Step 5: Solve for x
x = 411,953,836,485,094.25/32,931,642.96 - Step 6: Final answer
x = 12,509,361.80
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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.