Finding the Fourth Proportional to 8,551,799.10, 12,828,072.33 and 2,486,396.54
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Solution
The fourth proportional to 8,551,799.10, 12,828,072.33 and 2,486,396.54 is: 3,729,703.45
Step by Step Solution
- Step 1: Write the proportion equation
8,551,799.10 : 12,828,072.33 = 2,486,396.54 : x - Step 2: Convert to fraction form
8,551,799.10/12,828,072.33 = 2,486,396.54/x - Step 3: Cross multiply
8,551,799.10x = 12,828,072.33 × 2,486,396.54 - Step 4: Simplify right side
8,551,799.10x = 31,895,674,659,720.41 - Step 5: Solve for x
x = 31,895,674,659,720.41/8,551,799.10 - Step 6: Final answer
x = 3,729,703.45
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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.