Finding the Fourth Proportional to 19,770,201.18, 29,667,422.97 and 8,849,624.58
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Solution
The fourth proportional to 19,770,201.18, 29,667,422.97 and 8,849,624.58 is: 13,279,862.61
Step by Step Solution
- Step 1: Write the proportion equation
19,770,201.18 : 29,667,422.97 = 8,849,624.58 : x - Step 2: Convert to fraction form
19,770,201.18/29,667,422.97 = 8,849,624.58/x - Step 3: Cross multiply
19,770,201.18x = 29,667,422.97 × 8,849,624.58 - Step 4: Simplify right side
19,770,201.18x = 262,545,555,540,568.59 - Step 5: Solve for x
x = 262,545,555,540,568.59/19,770,201.18 - Step 6: Final answer
x = 13,279,862.61
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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.