Finding the Fourth Proportional to 11,840,998.02, 16,340,578.65 and 6,408,490.02
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Solution
The fourth proportional to 11,840,998.02, 16,340,578.65 and 6,408,490.02 is: 8,843,716.98
Step by Step Solution
- Step 1: Write the proportion equation
11,840,998.02 : 16,340,578.65 = 6,408,490.02 : x - Step 2: Convert to fraction form
11,840,998.02/16,340,578.65 = 6,408,490.02/x - Step 3: Cross multiply
11,840,998.02x = 16,340,578.65 × 6,408,490.02 - Step 4: Simplify right side
11,840,998.02x = 104,718,435,199,550.06 - Step 5: Solve for x
x = 104,718,435,199,550.06/11,840,998.02 - Step 6: Final answer
x = 8,843,716.98
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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.