Finding the Fourth Proportional to 6,112,226.64, 8,435,911.80 and 3,535,473.84
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Solution
The fourth proportional to 6,112,226.64, 8,435,911.80 and 3,535,473.84 is: 4,879,554.91
Step by Step Solution
- Step 1: Write the proportion equation
6,112,226.64 : 8,435,911.80 = 3,535,473.84 : x - Step 2: Convert to fraction form
6,112,226.64/8,435,911.80 = 3,535,473.84/x - Step 3: Cross multiply
6,112,226.64x = 8,435,911.80 × 3,535,473.84 - Step 4: Simplify right side
6,112,226.64x = 29,824,945,485,447.31 - Step 5: Solve for x
x = 29,824,945,485,447.31/6,112,226.64 - Step 6: Final answer
x = 4,879,554.91
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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.