Finding the Fourth Proportional to 10,808,512.44, 14,915,614.34 and 5,913,664.05
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Solution
The fourth proportional to 10,808,512.44, 14,915,614.34 and 5,913,664.05 is: 8,160,783.71
Step by Step Solution
- Step 1: Write the proportion equation
10,808,512.44 : 14,915,614.34 = 5,913,664.05 : x - Step 2: Convert to fraction form
10,808,512.44/14,915,614.34 = 5,913,664.05/x - Step 3: Cross multiply
10,808,512.44x = 14,915,614.34 × 5,913,664.05 - Step 4: Simplify right side
10,808,512.44x = 88,205,932,259,675.48 - Step 5: Solve for x
x = 88,205,932,259,675.48/10,808,512.44 - Step 6: Final answer
x = 8,160,783.71
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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.