Finding the Fourth Proportional to 32,284,534.78, 48,454,785.35 and 16,942,663.49
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Solution
The fourth proportional to 32,284,534.78, 48,454,785.35 and 16,942,663.49 is: 25,428,680.57
Step by Step Solution
- Step 1: Write the proportion equation
32,284,534.78 : 48,454,785.35 = 16,942,663.49 : x - Step 2: Convert to fraction form
32,284,534.78/48,454,785.35 = 16,942,663.49/x - Step 3: Cross multiply
32,284,534.78x = 48,454,785.35 × 16,942,663.49 - Step 4: Simplify right side
32,284,534.78x = 820,953,122,342,209.12 - Step 5: Solve for x
x = 820,953,122,342,209.12/32,284,534.78 - Step 6: Final answer
x = 25,428,680.57
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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.