Finding the Fourth Proportional to 8,652,828.96, 11,939,577.60 and 4,981,036.08
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Solution
The fourth proportional to 8,652,828.96, 11,939,577.60 and 4,981,036.08 is: 6,873,066.26
Step by Step Solution
- Step 1: Write the proportion equation
8,652,828.96 : 11,939,577.60 = 4,981,036.08 : x - Step 2: Convert to fraction form
8,652,828.96/11,939,577.60 = 4,981,036.08/x - Step 3: Cross multiply
8,652,828.96x = 11,939,577.60 × 4,981,036.08 - Step 4: Simplify right side
8,652,828.96x = 59,471,466,805,559.80 - Step 5: Solve for x
x = 59,471,466,805,559.80/8,652,828.96 - Step 6: Final answer
x = 6,873,066.26
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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.