Finding the Fourth Proportional to 35,014,280.64, 48,327,769.44 and 20,532,258.24
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Solution
The fourth proportional to 35,014,280.64, 48,327,769.44 and 20,532,258.24 is: 28,339,243.99
Step by Step Solution
- Step 1: Write the proportion equation
35,014,280.64 : 48,327,769.44 = 20,532,258.24 : x - Step 2: Convert to fraction form
35,014,280.64/48,327,769.44 = 20,532,258.24/x - Step 3: Cross multiply
35,014,280.64x = 48,327,769.44 × 20,532,258.24 - Step 4: Simplify right side
35,014,280.64x = 992,278,242,305,260 - Step 5: Solve for x
x = 992,278,242,305,260/35,014,280.64 - Step 6: Final answer
x = 28,339,243.99
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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.