Finding the Fourth Proportional to 7,486,330.02, 11,229,496.10 and 1,806,554.34
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Solution
The fourth proportional to 7,486,330.02, 11,229,496.10 and 1,806,554.34 is: 2,709,831.76
Step by Step Solution
- Step 1: Write the proportion equation
7,486,330.02 : 11,229,496.10 = 1,806,554.34 : x - Step 2: Convert to fraction form
7,486,330.02/11,229,496.10 = 1,806,554.34/x - Step 3: Cross multiply
7,486,330.02x = 11,229,496.10 × 1,806,554.34 - Step 4: Simplify right side
7,486,330.02x = 20,286,694,850,287.82 - Step 5: Solve for x
x = 20,286,694,850,287.82/7,486,330.02 - Step 6: Final answer
x = 2,709,831.76
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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.