Finding the Fourth Proportional to 75,924,936.54, 104,775,889.64 and 41,116,830.03
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Solution
The fourth proportional to 75,924,936.54, 104,775,889.64 and 41,116,830.03 is: 56,740,942.33
Step by Step Solution
- Step 1: Write the proportion equation
75,924,936.54 : 104,775,889.64 = 41,116,830.03 : x - Step 2: Convert to fraction form
75,924,936.54/104,775,889.64 = 41,116,830.03/x - Step 3: Cross multiply
75,924,936.54x = 104,775,889.64 × 41,116,830.03 - Step 4: Simplify right side
75,924,936.54x = 4,308,052,445,364,334 - Step 5: Solve for x
x = 4,308,052,445,364,334/75,924,936.54 - Step 6: Final answer
x = 56,740,942.33
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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.