Finding the Fourth Proportional to 8,846,823.49, 12,202,327.47 and 5,905,157.41
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Solution
The fourth proportional to 8,846,823.49, 12,202,327.47 and 5,905,157.41 is: 8,144,919.42
Step by Step Solution
- Step 1: Write the proportion equation
8,846,823.49 : 12,202,327.47 = 5,905,157.41 : x - Step 2: Convert to fraction form
8,846,823.49/12,202,327.47 = 5,905,157.41/x - Step 3: Cross multiply
8,846,823.49x = 12,202,327.47 × 5,905,157.41 - Step 4: Simplify right side
8,846,823.49x = 72,056,664,478,717.06 - Step 5: Solve for x
x = 72,056,664,478,717.06/8,846,823.49 - Step 6: Final answer
x = 8,144,919.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.