Finding the Fourth Proportional to 50,352,548.36, 69,486,414.23 and 28,326,063.65
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Solution
The fourth proportional to 50,352,548.36, 69,486,414.23 and 28,326,063.65 is: 39,089,910.17
Step by Step Solution
- Step 1: Write the proportion equation
50,352,548.36 : 69,486,414.23 = 28,326,063.65 : x - Step 2: Convert to fraction form
50,352,548.36/69,486,414.23 = 28,326,063.65/x - Step 3: Cross multiply
50,352,548.36x = 69,486,414.23 × 28,326,063.65 - Step 4: Simplify right side
50,352,548.36x = 1,968,276,592,012,628.75 - Step 5: Solve for x
x = 1,968,276,592,012,628.75/50,352,548.36 - Step 6: Final answer
x = 39,089,910.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.