Finding the Fourth Proportional to 13,791,351.09, 20,672,832.42 and 6,118,609.35
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Solution
The fourth proportional to 13,791,351.09, 20,672,832.42 and 6,118,609.35 is: 9,171,616.68
Step by Step Solution
- Step 1: Write the proportion equation
13,791,351.09 : 20,672,832.42 = 6,118,609.35 : x - Step 2: Convert to fraction form
13,791,351.09/20,672,832.42 = 6,118,609.35/x - Step 3: Cross multiply
13,791,351.09x = 20,672,832.42 × 6,118,609.35 - Step 4: Simplify right side
13,791,351.09x = 126,488,985,735,995.12 - Step 5: Solve for x
x = 126,488,985,735,995.12/13,791,351.09 - Step 6: Final answer
x = 9,171,616.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.