Finding the Fourth Proportional to 53,815,653.93, 80,734,104.24 and 19,737,295.05
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Solution
The fourth proportional to 53,815,653.93, 80,734,104.24 and 19,737,295.05 is: 29,609,838.77
Step by Step Solution
- Step 1: Write the proportion equation
53,815,653.93 : 80,734,104.24 = 19,737,295.05 : x - Step 2: Convert to fraction form
53,815,653.93/80,734,104.24 = 19,737,295.05/x - Step 3: Cross multiply
53,815,653.93x = 80,734,104.24 × 19,737,295.05 - Step 4: Simplify right side
53,815,653.93x = 1,593,472,835,982,336 - Step 5: Solve for x
x = 1,593,472,835,982,336/53,815,653.93 - Step 6: Final answer
x = 29,609,838.77
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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.