Finding the Fourth Proportional to 11,998,812, 16,558,242.51 and 6,492,065.99
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Solution
The fourth proportional to 11,998,812, 16,558,242.51 and 6,492,065.99 is: 8,958,987.19
Step by Step Solution
- Step 1: Write the proportion equation
11,998,812 : 16,558,242.51 = 6,492,065.99 : x - Step 2: Convert to fraction form
11,998,812/16,558,242.51 = 6,492,065.99/x - Step 3: Cross multiply
11,998,812x = 16,558,242.51 × 6,492,065.99 - Step 4: Simplify right side
11,998,812x = 107,497,202,970,552.03 - Step 5: Solve for x
x = 107,497,202,970,552.03/11,998,812 - Step 6: Final answer
x = 8,958,987.19
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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.