Finding the Fourth Proportional to 63,552,321.42, 87,699,620.88 and 36,049,659.18
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Solution
The fourth proportional to 63,552,321.42, 87,699,620.88 and 36,049,659.18 is: 49,747,064.66
Step by Step Solution
- Step 1: Write the proportion equation
63,552,321.42 : 87,699,620.88 = 36,049,659.18 : x - Step 2: Convert to fraction form
63,552,321.42/87,699,620.88 = 36,049,659.18/x - Step 3: Cross multiply
63,552,321.42x = 87,699,620.88 × 36,049,659.18 - Step 4: Simplify right side
63,552,321.42x = 3,161,541,442,939,211.50 - Step 5: Solve for x
x = 3,161,541,442,939,211.50/63,552,321.42 - Step 6: Final answer
x = 49,747,064.66
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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.