Finding the Fourth Proportional to 8,194,345.09, 11,308,198.52 and 4,523,264.03
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Solution
The fourth proportional to 8,194,345.09, 11,308,198.52 and 4,523,264.03 is: 6,242,105.63
Step by Step Solution
- Step 1: Write the proportion equation
8,194,345.09 : 11,308,198.52 = 4,523,264.03 : x - Step 2: Convert to fraction form
8,194,345.09/11,308,198.52 = 4,523,264.03/x - Step 3: Cross multiply
8,194,345.09x = 11,308,198.52 × 4,523,264.03 - Step 4: Simplify right side
8,194,345.09x = 51,149,967,609,615.23 - Step 5: Solve for x
x = 51,149,967,609,615.23/8,194,345.09 - Step 6: Final answer
x = 6,242,105.63
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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.