Finding the Fourth Proportional to 38,925,322.02, 53,716,277.79 and 27,782,333.10
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Solution
The fourth proportional to 38,925,322.02, 53,716,277.79 and 27,782,333.10 is: 38,339,143.90
Step by Step Solution
- Step 1: Write the proportion equation
38,925,322.02 : 53,716,277.79 = 27,782,333.10 : x - Step 2: Convert to fraction form
38,925,322.02/53,716,277.79 = 27,782,333.10/x - Step 3: Cross multiply
38,925,322.02x = 53,716,277.79 × 27,782,333.10 - Step 4: Simplify right side
38,925,322.02x = 1,492,363,522,453,912 - Step 5: Solve for x
x = 1,492,363,522,453,912/38,925,322.02 - Step 6: Final answer
x = 38,339,143.90
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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.