Finding the Fourth Proportional to 40,246,906.48, 55,545,749.70 and 22,848,884.08
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Solution
The fourth proportional to 40,246,906.48, 55,545,749.70 and 22,848,884.08 is: 31,534,309.27
Step by Step Solution
- Step 1: Write the proportion equation
40,246,906.48 : 55,545,749.70 = 22,848,884.08 : x - Step 2: Convert to fraction form
40,246,906.48/55,545,749.70 = 22,848,884.08/x - Step 3: Cross multiply
40,246,906.48x = 55,545,749.70 × 22,848,884.08 - Step 4: Simplify right side
40,246,906.48x = 1,269,158,396,031,994.75 - Step 5: Solve for x
x = 1,269,158,396,031,994.75/40,246,906.48 - Step 6: Final answer
x = 31,534,309.27
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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.