Finding the Fourth Proportional to 49,064,405.80, 73,596,608.70 and 39,498,467.80
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Solution
The fourth proportional to 49,064,405.80, 73,596,608.70 and 39,498,467.80 is: 59,247,701.70
Step by Step Solution
- Step 1: Write the proportion equation
49,064,405.80 : 73,596,608.70 = 39,498,467.80 : x - Step 2: Convert to fraction form
49,064,405.80/73,596,608.70 = 39,498,467.80/x - Step 3: Cross multiply
49,064,405.80x = 73,596,608.70 × 39,498,467.80 - Step 4: Simplify right side
49,064,405.80x = 2,906,953,278,926,150 - Step 5: Solve for x
x = 2,906,953,278,926,150/49,064,405.80 - Step 6: Final answer
x = 59,247,701.70
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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.