Finding the Fourth Proportional to 8,062,828.18, 11,126,768.80 and 4,391,759.14
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Solution
The fourth proportional to 8,062,828.18, 11,126,768.80 and 4,391,759.14 is: 6,060,663.51
Step by Step Solution
- Step 1: Write the proportion equation
8,062,828.18 : 11,126,768.80 = 4,391,759.14 : x - Step 2: Convert to fraction form
8,062,828.18/11,126,768.80 = 4,391,759.14/x - Step 3: Cross multiply
8,062,828.18x = 11,126,768.80 × 4,391,759.14 - Step 4: Simplify right side
8,062,828.18x = 48,866,088,576,066.83 - Step 5: Solve for x
x = 48,866,088,576,066.83/8,062,828.18 - Step 6: Final answer
x = 6,060,663.51
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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.