Finding the Fourth Proportional to 5,565,572.40, 8,330,643.90 and 3,971,249.40
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Solution
The fourth proportional to 5,565,572.40, 8,330,643.90 and 3,971,249.40 is: 5,944,233.98
Step by Step Solution
- Step 1: Write the proportion equation
5,565,572.40 : 8,330,643.90 = 3,971,249.40 : x - Step 2: Convert to fraction form
5,565,572.40/8,330,643.90 = 3,971,249.40/x - Step 3: Cross multiply
5,565,572.40x = 8,330,643.90 × 3,971,249.40 - Step 4: Simplify right side
5,565,572.40x = 33,083,064,589,488.66 - Step 5: Solve for x
x = 33,083,064,589,488.66/5,565,572.40 - Step 6: Final answer
x = 5,944,233.98
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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.