Finding the Fourth Proportional to 13,414,053.24, 20,124,048.69 and 4,894,365.09
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Solution
The fourth proportional to 13,414,053.24, 20,124,048.69 and 4,894,365.09 is: 7,342,630.87
Step by Step Solution
- Step 1: Write the proportion equation
13,414,053.24 : 20,124,048.69 = 4,894,365.09 : x - Step 2: Convert to fraction form
13,414,053.24/20,124,048.69 = 4,894,365.09/x - Step 3: Cross multiply
13,414,053.24x = 20,124,048.69 × 4,894,365.09 - Step 4: Simplify right side
13,414,053.24x = 98,494,441,377,796.23 - Step 5: Solve for x
x = 98,494,441,377,796.23/13,414,053.24 - Step 6: Final answer
x = 7,342,630.87
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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.