Finding the Fourth Proportional to 12,287,608.84, 18,430,724.34 and 3,767,921.92
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Solution
The fourth proportional to 12,287,608.84, 18,430,724.34 and 3,767,921.92 is: 5,651,671.63
Step by Step Solution
- Step 1: Write the proportion equation
12,287,608.84 : 18,430,724.34 = 3,767,921.92 : x - Step 2: Convert to fraction form
12,287,608.84/18,430,724.34 = 3,767,921.92/x - Step 3: Cross multiply
12,287,608.84x = 18,430,724.34 × 3,767,921.92 - Step 4: Simplify right side
12,287,608.84x = 69,445,530,242,163.53 - Step 5: Solve for x
x = 69,445,530,242,163.53/12,287,608.84 - Step 6: Final answer
x = 5,651,671.63
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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.