Finding the Fourth Proportional to 7,396,415.98, 11,097,115.63 and 4,660,786.98
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Solution
The fourth proportional to 7,396,415.98, 11,097,115.63 and 4,660,786.98 is: 6,992,750.57
Step by Step Solution
- Step 1: Write the proportion equation
7,396,415.98 : 11,097,115.63 = 4,660,786.98 : x - Step 2: Convert to fraction form
7,396,415.98/11,097,115.63 = 4,660,786.98/x - Step 3: Cross multiply
7,396,415.98x = 11,097,115.63 × 4,660,786.98 - Step 4: Simplify right side
7,396,415.98x = 51,721,292,032,206.53 - Step 5: Solve for x
x = 51,721,292,032,206.53/7,396,415.98 - Step 6: Final answer
x = 6,992,750.57
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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.