Finding the Fourth Proportional to 8,972,649.68, 12,382,244.68 and 5,753,378
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Solution
The fourth proportional to 8,972,649.68, 12,382,244.68 and 5,753,378 is: 7,939,654.02
Step by Step Solution
- Step 1: Write the proportion equation
8,972,649.68 : 12,382,244.68 = 5,753,378 : x - Step 2: Convert to fraction form
8,972,649.68/12,382,244.68 = 5,753,378/x - Step 3: Cross multiply
8,972,649.68x = 12,382,244.68 × 5,753,378 - Step 4: Simplify right side
8,972,649.68x = 71,239,734,132,529.03 - Step 5: Solve for x
x = 71,239,734,132,529.03/8,972,649.68 - Step 6: Final answer
x = 7,939,654.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.