Finding the Fourth Proportional to 56,511,058.18, 84,751,410.84 and 15,560,747.86
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Solution
The fourth proportional to 56,511,058.18, 84,751,410.84 and 15,560,747.86 is: 23,336,942.85
Step by Step Solution
- Step 1: Write the proportion equation
56,511,058.18 : 84,751,410.84 = 15,560,747.86 : x - Step 2: Convert to fraction form
56,511,058.18/84,751,410.84 = 15,560,747.86/x - Step 3: Cross multiply
56,511,058.18x = 84,751,410.84 × 15,560,747.86 - Step 4: Simplify right side
56,511,058.18x = 1,318,795,334,860,510.75 - Step 5: Solve for x
x = 1,318,795,334,860,510.75/56,511,058.18 - Step 6: Final answer
x = 23,336,942.85
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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.