Finding the Fourth Proportional to 19,770,184.67, 29,667,398.21 and 8,849,608.07
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Solution
The fourth proportional to 19,770,184.67, 29,667,398.21 and 8,849,608.07 is: 13,279,837.84
Step by Step Solution
- Step 1: Write the proportion equation
19,770,184.67 : 29,667,398.21 = 8,849,608.07 : x - Step 2: Convert to fraction form
19,770,184.67/29,667,398.21 = 8,849,608.07/x - Step 3: Cross multiply
19,770,184.67x = 29,667,398.21 × 8,849,608.07 - Step 4: Simplify right side
19,770,184.67x = 262,544,846,422,534.50 - Step 5: Solve for x
x = 262,544,846,422,534.50/19,770,184.67 - Step 6: Final answer
x = 13,279,837.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.