Finding the Fourth Proportional to 7,984,134.91, 11,018,095.35 and 4,546,375.94
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Solution
The fourth proportional to 7,984,134.91, 11,018,095.35 and 4,546,375.94 is: 6,273,992.63
Step by Step Solution
- Step 1: Write the proportion equation
7,984,134.91 : 11,018,095.35 = 4,546,375.94 : x - Step 2: Convert to fraction form
7,984,134.91/11,018,095.35 = 4,546,375.94/x - Step 3: Cross multiply
7,984,134.91x = 11,018,095.35 × 4,546,375.94 - Step 4: Simplify right side
7,984,134.91x = 50,092,403,614,362.20 - Step 5: Solve for x
x = 50,092,403,614,362.20/7,984,134.91 - Step 6: Final answer
x = 6,273,992.63
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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.