Finding the Fourth Proportional to 7,390,512.01, 11,091,738.80 and 3,133,669.33
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Solution
The fourth proportional to 7,390,512.01, 11,091,738.80 and 3,133,669.33 is: 4,703,035.68
Step by Step Solution
- Step 1: Write the proportion equation
7,390,512.01 : 11,091,738.80 = 3,133,669.33 : x - Step 2: Convert to fraction form
7,390,512.01/11,091,738.80 = 3,133,669.33/x - Step 3: Cross multiply
7,390,512.01x = 11,091,738.80 × 3,133,669.33 - Step 4: Simplify right side
7,390,512.01x = 34,757,841,693,931.01 - Step 5: Solve for x
x = 34,757,841,693,931.01/7,390,512.01 - Step 6: Final answer
x = 4,703,035.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.