Finding the Fourth Proportional to 19,098,658.24, 28,651,531.52 and 6,319,273.12
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Solution
The fourth proportional to 19,098,658.24, 28,651,531.52 and 6,319,273.12 is: 9,480,082.35
Step by Step Solution
- Step 1: Write the proportion equation
19,098,658.24 : 28,651,531.52 = 6,319,273.12 : x - Step 2: Convert to fraction form
19,098,658.24/28,651,531.52 = 6,319,273.12/x - Step 3: Cross multiply
19,098,658.24x = 28,651,531.52 × 6,319,273.12 - Step 4: Simplify right side
19,098,658.24x = 181,056,852,981,168.75 - Step 5: Solve for x
x = 181,056,852,981,168.75/19,098,658.24 - Step 6: Final answer
x = 9,480,082.35
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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.