Finding the Fourth Proportional to 11,889,360.54, 17,803,765.68 and 7,833,552.29
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Solution
The fourth proportional to 11,889,360.54, 17,803,765.68 and 7,833,552.29 is: 11,730,381.03
Step by Step Solution
- Step 1: Write the proportion equation
11,889,360.54 : 17,803,765.68 = 7,833,552.29 : x - Step 2: Convert to fraction form
11,889,360.54/17,803,765.68 = 7,833,552.29/x - Step 3: Cross multiply
11,889,360.54x = 17,803,765.68 × 7,833,552.29 - Step 4: Simplify right side
11,889,360.54x = 139,466,729,324,168.58 - Step 5: Solve for x
x = 139,466,729,324,168.58/11,889,360.54 - Step 6: Final answer
x = 11,730,381.03
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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.