Finding the Fourth Proportional to 13,301,143.75, 19,951,715.63 and 3,203,764.75
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Solution
The fourth proportional to 13,301,143.75, 19,951,715.63 and 3,203,764.75 is: 4,805,647.13
Step by Step Solution
- Step 1: Write the proportion equation
13,301,143.75 : 19,951,715.63 = 3,203,764.75 : x - Step 2: Convert to fraction form
13,301,143.75/19,951,715.63 = 3,203,764.75/x - Step 3: Cross multiply
13,301,143.75x = 19,951,715.63 × 3,203,764.75 - Step 4: Simplify right side
13,301,143.75x = 63,920,603,237,418.04 - Step 5: Solve for x
x = 63,920,603,237,418.04/13,301,143.75 - Step 6: Final answer
x = 4,805,647.13
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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.