Finding the Fourth Proportional to 7,197,610.21, 10,796,415.35 and 2,405,299.48
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Solution
The fourth proportional to 7,197,610.21, 10,796,415.35 and 2,405,299.48 is: 3,607,949.23
Step by Step Solution
- Step 1: Write the proportion equation
7,197,610.21 : 10,796,415.35 = 2,405,299.48 : x - Step 2: Convert to fraction form
7,197,610.21/10,796,415.35 = 2,405,299.48/x - Step 3: Cross multiply
7,197,610.21x = 10,796,415.35 × 2,405,299.48 - Step 4: Simplify right side
7,197,610.21x = 25,968,612,227,219.02 - Step 5: Solve for x
x = 25,968,612,227,219.02/7,197,610.21 - Step 6: Final answer
x = 3,607,949.23
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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.