Finding the Fourth Proportional to 15,971,218.48, 23,960,859.42 and 4,456,676.08
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Solution
The fourth proportional to 15,971,218.48, 23,960,859.42 and 4,456,676.08 is: 6,686,139.14
Step by Step Solution
- Step 1: Write the proportion equation
15,971,218.48 : 23,960,859.42 = 4,456,676.08 : x - Step 2: Convert to fraction form
15,971,218.48/23,960,859.42 = 4,456,676.08/x - Step 3: Cross multiply
15,971,218.48x = 23,960,859.42 × 4,456,676.08 - Step 4: Simplify right side
15,971,218.48x = 106,785,789,033,356.69 - Step 5: Solve for x
x = 106,785,789,033,356.69/15,971,218.48 - Step 6: Final answer
x = 6,686,139.14
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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.