Finding the Fourth Proportional to 39,160,052.22, 54,037,703.81 and 22,641,236.63
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Solution
The fourth proportional to 39,160,052.22, 54,037,703.81 and 22,641,236.63 is: 31,243,074.75
Step by Step Solution
- Step 1: Write the proportion equation
39,160,052.22 : 54,037,703.81 = 22,641,236.63 : x - Step 2: Convert to fraction form
39,160,052.22/54,037,703.81 = 22,641,236.63/x - Step 3: Cross multiply
39,160,052.22x = 54,037,703.81 × 22,641,236.63 - Step 4: Simplify right side
39,160,052.22x = 1,223,480,438,864,914.50 - Step 5: Solve for x
x = 1,223,480,438,864,914.50/39,160,052.22 - Step 6: Final answer
x = 31,243,074.75
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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.