Finding the Fourth Proportional to 75,972,238.69, 104,841,782.04 and 41,164,901.68
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Solution
The fourth proportional to 75,972,238.69, 104,841,782.04 and 41,164,901.68 is: 56,807,614.52
Step by Step Solution
- Step 1: Write the proportion equation
75,972,238.69 : 104,841,782.04 = 41,164,901.68 : x - Step 2: Convert to fraction form
75,972,238.69/104,841,782.04 = 41,164,901.68/x - Step 3: Cross multiply
75,972,238.69x = 104,841,782.04 × 41,164,901.68 - Step 4: Simplify right side
75,972,238.69x = 4,315,801,649,632,590 - Step 5: Solve for x
x = 4,315,801,649,632,590/75,972,238.69 - Step 6: Final answer
x = 56,807,614.52
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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.