Finding the Fourth Proportional to 10,118,884.07, 15,179,389.23 and 3,295,989.20
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Solution
The fourth proportional to 10,118,884.07, 15,179,389.23 and 3,295,989.20 is: 4,944,330.09
Step by Step Solution
- Step 1: Write the proportion equation
10,118,884.07 : 15,179,389.23 = 3,295,989.20 : x - Step 2: Convert to fraction form
10,118,884.07/15,179,389.23 = 3,295,989.20/x - Step 3: Cross multiply
10,118,884.07x = 15,179,389.23 × 3,295,989.20 - Step 4: Simplify right side
10,118,884.07x = 50,031,102,964,676.32 - Step 5: Solve for x
x = 50,031,102,964,676.32/10,118,884.07 - Step 6: Final answer
x = 4,944,330.09
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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.