Finding the Fourth Proportional to 32,312,266.63, 44,590,716.31 and 18,373,622.76
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Solution
The fourth proportional to 32,312,266.63, 44,590,716.31 and 18,373,622.76 is: 25,355,479.06
Step by Step Solution
- Step 1: Write the proportion equation
32,312,266.63 : 44,590,716.31 = 18,373,622.76 : x - Step 2: Convert to fraction form
32,312,266.63/44,590,716.31 = 18,373,622.76/x - Step 3: Cross multiply
32,312,266.63x = 44,590,716.31 × 18,373,622.76 - Step 4: Simplify right side
32,312,266.63x = 819,293,000,078,119.38 - Step 5: Solve for x
x = 819,293,000,078,119.38/32,312,266.63 - Step 6: Final answer
x = 25,355,479.06
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1.5x scale
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.