Finding the Fourth Proportional to 18,018,352.27, 27,031,005.73 and 5,884,553.68
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Solution
The fourth proportional to 18,018,352.27, 27,031,005.73 and 5,884,553.68 is: 8,827,966.18
Step by Step Solution
- Step 1: Write the proportion equation
18,018,352.27 : 27,031,005.73 = 5,884,553.68 : x - Step 2: Convert to fraction form
18,018,352.27/27,031,005.73 = 5,884,553.68/x - Step 3: Cross multiply
18,018,352.27x = 27,031,005.73 × 5,884,553.68 - Step 4: Simplify right side
18,018,352.27x = 159,065,404,324,861.50 - Step 5: Solve for x
x = 159,065,404,324,861.50/18,018,352.27 - Step 6: Final answer
x = 8,827,966.18
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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.