Finding the Fourth Proportional to 10,117,722.26, 13,967,016.44 and 6,451,566.68
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Solution
The fourth proportional to 10,117,722.26, 13,967,016.44 and 6,451,566.68 is: 8,906,069.52
Step by Step Solution
- Step 1: Write the proportion equation
10,117,722.26 : 13,967,016.44 = 6,451,566.68 : x - Step 2: Convert to fraction form
10,117,722.26/13,967,016.44 = 6,451,566.68/x - Step 3: Cross multiply
10,117,722.26x = 13,967,016.44 × 6,451,566.68 - Step 4: Simplify right side
10,117,722.26x = 90,109,137,829,610.06 - Step 5: Solve for x
x = 90,109,137,829,610.06/10,117,722.26 - Step 6: Final answer
x = 8,906,069.52
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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.