Finding the Fourth Proportional to 11,471,653.47, 17,207,403.65 and 4,648,125.99
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Solution
The fourth proportional to 11,471,653.47, 17,207,403.65 and 4,648,125.99 is: 6,972,157.96
Step by Step Solution
- Step 1: Write the proportion equation
11,471,653.47 : 17,207,403.65 = 4,648,125.99 : x - Step 2: Convert to fraction form
11,471,653.47/17,207,403.65 = 4,648,125.99/x - Step 3: Cross multiply
11,471,653.47x = 17,207,403.65 × 4,648,125.99 - Step 4: Simplify right side
11,471,653.47x = 79,982,180,102,745.23 - Step 5: Solve for x
x = 79,982,180,102,745.23/11,471,653.47 - Step 6: Final answer
x = 6,972,157.96
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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.