Finding the Fourth Proportional to 32,256,878.70, 48,385,318.05 and 12,059,496.30
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Solution
The fourth proportional to 32,256,878.70, 48,385,318.05 and 12,059,496.30 is: 18,089,244.45
Step by Step Solution
- Step 1: Write the proportion equation
32,256,878.70 : 48,385,318.05 = 12,059,496.30 : x - Step 2: Convert to fraction form
32,256,878.70/48,385,318.05 = 12,059,496.30/x - Step 3: Cross multiply
32,256,878.70x = 48,385,318.05 × 12,059,496.30 - Step 4: Simplify right side
32,256,878.70x = 583,502,563,998,298.25 - Step 5: Solve for x
x = 583,502,563,998,298.25/32,256,878.70 - Step 6: Final answer
x = 18,089,244.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.