Finding the Fourth Proportional to 35,014,324.64, 48,327,830.28 and 20,532,302.24
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Solution
The fourth proportional to 35,014,324.64, 48,327,830.28 and 20,532,302.24 is: 28,339,304.79
Step by Step Solution
- Step 1: Write the proportion equation
35,014,324.64 : 48,327,830.28 = 20,532,302.24 : x - Step 2: Convert to fraction form
35,014,324.64/48,327,830.28 = 20,532,302.24/x - Step 3: Cross multiply
35,014,324.64x = 48,327,830.28 × 20,532,302.24 - Step 4: Simplify right side
35,014,324.64x = 992,281,617,912,383.75 - Step 5: Solve for x
x = 992,281,617,912,383.75/35,014,324.64 - Step 6: Final answer
x = 28,339,304.79
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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.