Finding the Fourth Proportional to 30,102,749.04, 41,541,761.40 and 16,351,723.44
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Solution
The fourth proportional to 30,102,749.04, 41,541,761.40 and 16,351,723.44 is: 22,565,360.82
Step by Step Solution
- Step 1: Write the proportion equation
30,102,749.04 : 41,541,761.40 = 16,351,723.44 : x - Step 2: Convert to fraction form
30,102,749.04/41,541,761.40 = 16,351,723.44/x - Step 3: Cross multiply
30,102,749.04x = 41,541,761.40 × 16,351,723.44 - Step 4: Simplify right side
30,102,749.04x = 679,279,393,623,267.12 - Step 5: Solve for x
x = 679,279,393,623,267.12/30,102,749.04 - Step 6: Final answer
x = 22,565,360.82
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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.