Finding the Fourth Proportional to 7,545,729.69, 10,414,464.98 and 4,448,068.35
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Solution
The fourth proportional to 7,545,729.69, 10,414,464.98 and 4,448,068.35 is: 6,139,134.84
Step by Step Solution
- Step 1: Write the proportion equation
7,545,729.69 : 10,414,464.98 = 4,448,068.35 : x - Step 2: Convert to fraction form
7,545,729.69/10,414,464.98 = 4,448,068.35/x - Step 3: Cross multiply
7,545,729.69x = 10,414,464.98 × 4,448,068.35 - Step 4: Simplify right side
7,545,729.69x = 46,324,252,037,481.04 - Step 5: Solve for x
x = 46,324,252,037,481.04/7,545,729.69 - Step 6: Final answer
x = 6,139,134.84
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1.5x scale
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.