Finding the Fourth Proportional to 8,907,583.47, 13,338,473.86 and 6,171,235.02
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Solution
The fourth proportional to 8,907,583.47, 13,338,473.86 and 6,171,235.02 is: 9,240,986.32
Step by Step Solution
- Step 1: Write the proportion equation
8,907,583.47 : 13,338,473.86 = 6,171,235.02 : x - Step 2: Convert to fraction form
8,907,583.47/13,338,473.86 = 6,171,235.02/x - Step 3: Cross multiply
8,907,583.47x = 13,338,473.86 × 6,171,235.02 - Step 4: Simplify right side
8,907,583.47x = 82,314,856,998,186.56 - Step 5: Solve for x
x = 82,314,856,998,186.56/8,907,583.47 - Step 6: Final answer
x = 9,240,986.32
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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.