Finding the Fourth Proportional to 17,571,495.20, 26,374,244.64 and 8,479,992.68
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Solution
The fourth proportional to 17,571,495.20, 26,374,244.64 and 8,479,992.68 is: 12,728,194.10
Step by Step Solution
- Step 1: Write the proportion equation
17,571,495.20 : 26,374,244.64 = 8,479,992.68 : x - Step 2: Convert to fraction form
17,571,495.20/26,374,244.64 = 8,479,992.68/x - Step 3: Cross multiply
17,571,495.20x = 26,374,244.64 × 8,479,992.68 - Step 4: Simplify right side
17,571,495.20x = 223,653,401,487,729.22 - Step 5: Solve for x
x = 223,653,401,487,729.22/17,571,495.20 - Step 6: Final answer
x = 12,728,194.10
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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.