Finding the Fourth Proportional to 45,512,266.16, 68,268,465 and 18,585,922.16
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Solution
The fourth proportional to 45,512,266.16, 68,268,465 and 18,585,922.16 is: 27,878,910.09
Step by Step Solution
- Step 1: Write the proportion equation
45,512,266.16 : 68,268,465 = 18,585,922.16 : x - Step 2: Convert to fraction form
45,512,266.16/68,268,465 = 18,585,922.16/x - Step 3: Cross multiply
45,512,266.16x = 68,268,465 × 18,585,922.16 - Step 4: Simplify right side
45,512,266.16x = 1,268,832,376,472,684.50 - Step 5: Solve for x
x = 1,268,832,376,472,684.50/45,512,266.16 - Step 6: Final answer
x = 27,878,910.09
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1.5x scale
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.