Finding the Fourth Proportional to 8,191,614.24, 12,278,261.88 and 3,069,115.92
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Solution
The fourth proportional to 8,191,614.24, 12,278,261.88 and 3,069,115.92 is: 4,600,242.14
Step by Step Solution
- Step 1: Write the proportion equation
8,191,614.24 : 12,278,261.88 = 3,069,115.92 : x - Step 2: Convert to fraction form
8,191,614.24/12,278,261.88 = 3,069,115.92/x - Step 3: Cross multiply
8,191,614.24x = 12,278,261.88 × 3,069,115.92 - Step 4: Simplify right side
8,191,614.24x = 37,683,409,005,837.13 - Step 5: Solve for x
x = 37,683,409,005,837.13/8,191,614.24 - Step 6: Final answer
x = 4,600,242.14
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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.