Finding the Fourth Proportional to 11,053,979.94, 15,254,552.83 and 6,410,518.09
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Solution
The fourth proportional to 11,053,979.94, 15,254,552.83 and 6,410,518.09 is: 8,846,550.06
Step by Step Solution
- Step 1: Write the proportion equation
11,053,979.94 : 15,254,552.83 = 6,410,518.09 : x - Step 2: Convert to fraction form
11,053,979.94/15,254,552.83 = 6,410,518.09/x - Step 3: Cross multiply
11,053,979.94x = 15,254,552.83 × 6,410,518.09 - Step 4: Simplify right side
11,053,979.94x = 97,789,586,871,575.69 - Step 5: Solve for x
x = 97,789,586,871,575.69/11,053,979.94 - Step 6: Final answer
x = 8,846,550.06
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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.