Finding the Fourth Proportional to 7,889,372.36, 11,833,139.96 and 2,131,832.42
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Solution
The fourth proportional to 7,889,372.36, 11,833,139.96 and 2,131,832.42 is: 3,197,500.41
Step by Step Solution
- Step 1: Write the proportion equation
7,889,372.36 : 11,833,139.96 = 2,131,832.42 : x - Step 2: Convert to fraction form
7,889,372.36/11,833,139.96 = 2,131,832.42/x - Step 3: Cross multiply
7,889,372.36x = 11,833,139.96 × 2,131,832.42 - Step 4: Simplify right side
7,889,372.36x = 25,226,271,327,300.64 - Step 5: Solve for x
x = 25,226,271,327,300.64/7,889,372.36 - Step 6: Final answer
x = 3,197,500.41
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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.